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193 relations: Aegis, Aerobee, Aitken Double Star Catalogue, Akkadian language, Aldebaran, Almagest, Amalthea (mythology), Apparent magnitude, Arctic Anthropology, Arcturus, Asterism (astronomy), Astrology, Astronomical spectroscopy, Astronomical unit, Asymptotic giant branch, Auriga (constellation), Australian Aboriginal astronomy, Balts, Barramundi, Bayer designation, Bedouin, Behenian fixed star, Beta Aurigae, Beta Tauri, Binary star, Blueshift, Bolometric correction, Boss General Catalogue, Brahma, Bright Star Catalogue, Cambridge Optical Aperture Synthesis Telescope, Capella (crater), Carbon, Castor (star), Catalog of Components of Double and Multiple Stars, Catalogues of Fundamental Stars, Celestial pole, Celestial sphere, Centre de données astronomiques de Strasbourg, Chandra X-ray Observatory, Chromosphere, Circumpolar star, Color index, Constellation, Convection zone, Cornucopia, Corona, D. C. Fontana, Day, Declination, ..., Doppler broadening, Doppler effect, Double star, Durchmusterung, Dynamical parallax, Earth, Edward William Lane, Effective temperature, Epoch (astronomy), Epsilon Aurigae, Eta Aurigae, Falkland Islands, Five Chariots, Flamsteed designation, Friday's Child (Star Trek: The Original Series), General Catalogue of Variable Stars, Gerard Kuiper, Giant star, Gliese Catalogue of Nearby Stars, Greek mythology, Guide Star Catalog, Gwich'in, Heinrich Cornelius Agrippa, Heliacal rising, Helium, Henry Draper Catalogue, Hertzsprung gap, Hertzsprung–Russell diagram, High Energy Astronomy Observatory 1, Hindu mythology, Hipparcos, Honour, Hugh Newall, Hyades (star cluster), Hyades Stream, IAU Working Group on Star Names, Index Catalogue of Visual Double Stars, Infrared, Interferometry, International Astronomical Union, International Celestial Reference System, Inuit, Iota Aurigae, Julian day, Kabbalah, Kelvin, Latin, Latinisation of names, Leonard McCoy, Lick Observatory, List of brightest stars, Luminosity, Main sequence, Marcus Manilius, Mare Nectaris, Mark III Stellar Interferometer, Mazda, Mazda Capella, Mesopotamia, Metallicity, Middle Ages, Military, Minute and second of arc, Monte Albán, Monthly Notices of the Royal Astronomical Society, Mount Wilson Observatory, MUL.APIN, Naked eye, Natural abundance, Negev, Negev Bedouin, Northern celestial hemisphere, Nymph, Oaxaca, Olin J. Eggen, Oxygen, Parallax, Pleiades, Pliny the Elder, Polaris, Pole star, Pollux (star), PPM Star Catalogue, Pre-Columbian era, Proper motion, Ptolemy, Quechuan languages, Ragnar Furuhjelm, Red clump, Red dwarf, Red giant, Red-giant branch, Redshift, Reprint, Rigel, Right ascension, Robert Burnham Jr., Roche lobe, ROSAT, RS Canum Venaticorum variable, Sapphire, Semi-major and semi-minor axes, SIMBAD, Sinai Peninsula, Smithsonian Astrophysical Observatory Star Catalog, Solar System, Speckle imaging, Spectral line, Spectroscopy, SS Capella (T-AKR-293), Star, Star catalogue, Star system, Star Trek: The Original Series, Starspot, Stellar classification, Stellar evolution, Stellar rotation, Subgiant, Sun, The Listeners (novel), Theta Aurigae, Tidal acceleration, Titan (mythology), United States Naval Observatory, United States Navy, Uranometria, V538 Aurigae, Vega, Venus, Wardaman people, Washington Double Star Catalog, Wealth, Wilhelm Gliese, William Wallace Campbell, X-ray, X-ray astronomy, Zeta Aurigae, Zeus, 2MASS, 40th parallel north, 44th parallel north, 44th parallel south. Expand index (143 more) »
Aegis
The aegis (αἰγίς aigis), as stated in the Iliad, is carried by Athena and Zeus, but its nature is uncertain.
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Aerobee
The Aerobee rocket was a small (8 m) unguided suborbital sounding rocket used for high atmospheric and cosmic radiation research in the United States in the 1950s.
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Aitken Double Star Catalogue
The Aitken Double Star Catalogue, or ADS, is a star catalogue of double stars.
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Akkadian language
Akkadian (akkadû, ak-ka-du-u2; logogram: URIKI)John Huehnergard & Christopher Woods, "Akkadian and Eblaite", The Cambridge Encyclopedia of the World's Ancient Languages.
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Aldebaran
Aldebaran, designated Alpha Tauri (α Tauri, abbreviated Alpha Tau, α Tau), is an orange giant star located about 65 light-years from the Sun in the zodiac constellation of Taurus.
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Almagest
The Almagest is a 2nd-century Greek-language mathematical and astronomical treatise on the apparent motions of the stars and planetary paths, written by Claudius Ptolemy. One of the most influential scientific texts of all time, its geocentric model was accepted for more than 1200 years from its origin in Hellenistic Alexandria, in the medieval Byzantine and Islamic worlds, and in Western Europe through the Middle Ages and early Renaissance until Copernicus.
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Amalthea (mythology)
In Greek mythology, Amaltheia (Ἀμάλθεια) is the most-frequently mentioned foster-mother of Zeus.
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Apparent magnitude
The apparent magnitude of a celestial object is a number that is a measure of its brightness as seen by an observer on Earth.
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Arctic Anthropology
Arctic Anthropology is a peer-reviewed academic journal covering research on the archaeology, ethnology, and physical anthropology of arctic and subarctic peoples.
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Arcturus
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Asterism (astronomy)
In observational astronomy, an asterism is a popular known pattern or group of stars that are recognised in the night sky.
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Astrology
Astrology is the study of the movements and relative positions of celestial objects as a means for divining information about human affairs and terrestrial events.
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Astronomical spectroscopy
Astronomical spectroscopy is the study of astronomy using the techniques of spectroscopy to measure the spectrum of electromagnetic radiation, including visible light and radio, which radiates from stars and other celestial objects.
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Astronomical unit
The astronomical unit (symbol: au, ua, or AU) is a unit of length, roughly the distance from Earth to the Sun.
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Asymptotic giant branch
The asymptotic giant branch (AGB) is a region of the Hertzsprung–Russell diagram populated by evolved cool luminous stars.
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Auriga (constellation)
Auriga is one of the 88 modern constellations; it was among the 48 constellations listed by the 2nd-century astronomer Ptolemy.
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Australian Aboriginal astronomy
Australian Aboriginal astronomy is a name given to indigenous Australian culture relating to astronomical subjects – such as the Sun and Moon, the stars, planets, and the Milky Way, and their motions on the sky.
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Balts
The Balts or Baltic people (baltai, balti) are an Indo-European ethno-linguistic group who speak the Baltic languages, a branch of the Indo-European language family, which was originally spoken by tribes living in the area east of Jutland peninsula in the west and in the Moscow, Oka and Volga rivers basins in the east.
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Barramundi
The barramundi (Lates calcarifer) or Asian sea bass, is a species of catadromous fish in family Latidae of order Perciformes.
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Bayer designation
A Bayer designation is a stellar designation in which a specific star is identified by a Greek letter, followed by the genitive form of its parent constellation's Latin name.
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Bedouin
The Bedouin (badawī) are a grouping of nomadic Arab peoples who have historically inhabited the desert regions in North Africa, the Arabian Peninsula, Iraq and the Levant.
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Behenian fixed star
The Behenian fixed stars are a selection of fifteen stars considered especially useful for magical applications in the medieval astrology of Europe and the Arab world.
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Beta Aurigae
Beta Aurigae (β Aurigae, abbreviated Beta Aur, β Aur), also named Menkalinan, is a binary star system in the northern constellation of Auriga.
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Beta Tauri
Beta Tauri (β Tauri, abbreviated Beta Tau, β Tau), also named Elnath, is the second-brightest star in the constellation of Taurus with an apparent magnitude of 1.65.
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Binary star
A binary star is a star system consisting of two stars orbiting around their common barycenter.
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Blueshift
A blueshift is any decrease in wavelength, with a corresponding increase in frequency, of an electromagnetic wave; the opposite effect is referred to as redshift.
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Bolometric correction
In astronomy, the bolometric correction is the correction made to the absolute magnitude of an object in order to convert its visible magnitude to its bolometric magnitude.
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Boss General Catalogue
Boss General Catalogue (GC, sometimes General Catalogue) is an astronomical catalogue containing 33,342 stars.
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Brahma
Brahma (Sanskrit: ब्रह्मा, IAST: Brahmā) is a creator god in Hinduism.
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Bright Star Catalogue
The Bright Star Catalogue, also known as the Yale Catalogue of Bright Stars or Yale Bright Star Catalogue, is a star catalogue that lists all stars of stellar magnitude 6.5 or brighter, which is roughly every star visible to the naked eye from Earth.
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Cambridge Optical Aperture Synthesis Telescope
COAST, the Cambridge Optical Aperture Synthesis Telescope, is a multi-element optical astronomical interferometer with baselines of up to 100 metres, which uses aperture synthesis to observe stars with angular resolution as high as one thousandth of one arcsecond (producing images with much higher resolution than can be obtained using individual telescopes such as the Hubble Space Telescope).
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Capella (crater)
Capella is a lunar impact crater in diameter that lies to the north of the Mare Nectaris, in a rugged region with many small impact craters.
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Carbon
Carbon (from carbo "coal") is a chemical element with symbol C and atomic number 6.
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Castor (star)
Castor, also designated Alpha Geminorum (α Geminorum, abbreviated Alpha Gem, α Gem) is the second-brightest star in the constellation of Gemini and one of the brightest stars in the night sky.
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Catalog of Components of Double and Multiple Stars
The Catalog of Components of Double and Multiple Stars, or CCDM, is an astrometric star catalogue of double and multiple stars.
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Catalogues of Fundamental Stars
The Catalogue of Fundamental Stars is a series of six astrometric catalogues of high precision positional data for a small selection of stars to define a celestial reference frame, which is a standard coordinate system for measuring positions of stars.
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Celestial pole
The north and south celestial poles are the two imaginary points in the sky where the Earth's axis of rotation, indefinitely extended, intersects the celestial sphere.
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Celestial sphere
In astronomy and navigation, the celestial sphere is an abstract sphere with an arbitrarily large radius concentric to Earth.
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Centre de données astronomiques de Strasbourg
The Centre de Données astronomiques de Strasbourg (CDS; English translation: Strasbourg Astronomical Data Center) is a data hub which collects and distributes astronomical information.
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Chandra X-ray Observatory
The Chandra X-ray Observatory (CXO), previously known as the Advanced X-ray Astrophysics Facility (AXAF), is a Flagship-class space observatory launched on STS-93 by NASA on July 23, 1999.
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Chromosphere
The chromosphere (literally, "sphere of color") is the second of the three main layers in the Sun's atmosphere and is roughly 3,000 to 5,000 kilometers deep.
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Circumpolar star
A circumpolar star is a star, as viewed from a given latitude on Earth, that never sets below the horizon due to its apparent proximity to one of the celestial poles.
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Color index
In astronomy, the color index is a simple numerical expression that determines the color of an object, which in the case of a star gives its temperature.
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Constellation
A constellation is a group of stars that are considered to form imaginary outlines or meaningful patterns on the celestial sphere, typically representing animals, mythological people or gods, mythological creatures, or manufactured devices.
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Convection zone
A convection zone, convective zone or convective region of a star is a layer which is unstable to convection.
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Cornucopia
In classical antiquity, the cornucopia (from Latin cornu copiae), also called the horn of plenty, was a symbol of abundance and nourishment, commonly a large horn-shaped container overflowing with produce, flowers or nuts.
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Corona
A corona (Latin, 'crown') is an aura of plasma that surrounds the Sun and other stars.
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D. C. Fontana
Dorothy Catherine "D.
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Day
A day, a unit of time, is approximately the period of time during which the Earth completes one rotation with respect to the Sun (solar day).
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Declination
In astronomy, declination (abbreviated dec; symbol δ) is one of the two angles that locate a point on the celestial sphere in the equatorial coordinate system, the other being hour angle.
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Doppler broadening
In atomic physics, Doppler broadening is the broadening of spectral lines due to the Doppler effect caused by a distribution of velocities of atoms or molecules.
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Doppler effect
The Doppler effect (or the Doppler shift) is the change in frequency or wavelength of a wave in relation to observer who is moving relative to the wave source.
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Double star
In observational astronomy, a double star or visual double is a pair of stars that appear close to each other in the sky as seen from Earth when viewed through an optical telescope.
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Durchmusterung
In astronomy, Durchmusterung or Bonner Durchmusterung (BD), is the comprehensive astrometric star catalogue of the whole sky, compiled by the Bonn Observatory (Germany) from 1859 to 1903.
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Dynamical parallax
In astronomy, the distance to a visual binary star may be estimated from the masses of its two components, the size of their orbit, and the period of their orbit about one another.
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Earth
Earth is the third planet from the Sun and the only astronomical object known to harbor life.
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Edward William Lane
Edward William Lane (17 September 1801 – 10 August 1876) was a British Orientalist, translator and lexicographer.
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Effective temperature
The effective temperature of a body such as a star or planet is the temperature of a black body that would emit the same total amount of electromagnetic radiation.
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Epoch (astronomy)
In astronomy, an epoch is a moment in time used as a reference point for some time-varying astronomical quantity, such as the celestial coordinates or elliptical orbital elements of a celestial body, because these are subject to perturbations and vary with time.
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Epsilon Aurigae
Epsilon Aurigae (ε Aurigae, abbreviated Eps Aur, ε Aur) is a multiple star system in the northern constellation of Auriga.
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Eta Aurigae
Eta Aurigae (η Aurigae, abbreviated Eta Aur, η Aur), also named Haedus, is a star in the northern constellation of Auriga.
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Falkland Islands
The Falkland Islands (Islas Malvinas) is an archipelago in the South Atlantic Ocean on the Patagonian Shelf.
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Five Chariots
Five Chariots (五車, pinyin: Wǔ Ju) is a constellation in Chinese astronomy.
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Flamsteed designation
A Flamsteed designation is a combination of a number and constellation name that uniquely identifies most naked eye stars in the modern constellations visible from southern England.
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Friday's Child (Star Trek: The Original Series)
"Friday's Child" is a second season episode of the American science fiction television series Star Trek.
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General Catalogue of Variable Stars
The General Catalogue of Variable Stars (GCVS) is a list of variable stars.
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Gerard Kuiper
Gerard Peter Kuiper (born Gerrit Pieter Kuiper; December 7, 1905 – December 23, 1973) was a Dutch–American astronomer, planetary scientist, selenographer, author and professor.
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Giant star
A giant star is a star with substantially larger radius and luminosity than a main-sequence (or dwarf) star of the same surface temperature.
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Gliese Catalogue of Nearby Stars
The Gliese Catalogue of Nearby Stars is a modern star catalogue of stars located within 25 parsecs (81.54 ly) of the Earth.
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Greek mythology
Greek mythology is the body of myths and teachings that belong to the ancient Greeks, concerning their gods and heroes, the nature of the world, and the origins and significance of their own cult and ritual practices.
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Guide Star Catalog
The Guide Star Catalog (GSC), also known as the Hubble Space Telescope, Guide Catalog (HSTGC), is a star catalog compiled to support the Hubble Space Telescope with targeting off-axis stars.
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Gwich'in
The Gwich’in (or Kutchin) are an Athabaskan-speaking First Nations people of Canada and an Alaska Native people.
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Heinrich Cornelius Agrippa
Heinrich Cornelius Agrippa von Nettesheim (14 September 1486 – 18 February 1535) was a German polymath, physician, legal scholar, soldier, theologian, and occult writer.
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Heliacal rising
The heliacal rising or star rise of a star, star cluster, or galaxy occurs annually when it becomes visible above the eastern horizon for a moment before sunrise, after a period of less than a year when it had not been visible.
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Helium
Helium (from lit) is a chemical element with symbol He and atomic number 2.
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Henry Draper Catalogue
The Henry Draper Catalogue (HD) is an astronomical star catalogue published between 1918 and 1924, giving spectroscopic classifications for 225,300 stars; it was later expanded by the Henry Draper Extension (HDE), published between 1925 and 1936, which gave classifications for 46,850 more stars, and by the Henry Draper Extension Charts (HDEC), published from 1937 to 1949 in the form of charts, which gave classifications for 86,933 more stars.
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Hertzsprung gap
The Hertzsprung Gap is a feature of the Hertzsprung–Russell diagram for a star cluster.
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Hertzsprung–Russell diagram
The Hertzsprung–Russell diagram, abbreviated H–R diagram, HR diagram or HRD, is a scatter plot of stars showing the relationship between the stars' absolute magnitudes or luminosities versus their stellar classifications or effective temperatures.
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High Energy Astronomy Observatory 1
HEAO-1 was an X-ray telescope launched in 1977.
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Hindu mythology
Hindu mythology are mythical narratives found in Hindu texts such as the Vedic literature, epics like Mahabharata and Ramayana, the Puranas, the regional literatures Sangam literature and Periya Puranam.
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Hipparcos
Hipparcos was a scientific satellite of the European Space Agency (ESA), launched in 1989 and operated until 1993.
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Honour
Honour (or honor in American English, note) is the idea of a bond between an individual and a society, as a quality of a person that is both of social teaching and of personal ethos, that manifests itself as a code of conduct, and has various elements such as valor, chivalry, honesty, and compassion.
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Hugh Newall
Hugh Frank Newall, FRS FRAS (21 June 1857 – 22 February 1944) was a British astrophysicist.
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Hyades (star cluster)
The Hyades (Greek Ὑάδες, also known as Melotte 25 or Collinder 50) is the nearest open cluster and one of the best-studied star clusters.
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Hyades Stream
The Hyades Stream (or Hyades moving group) is a large collection of scattered stars that also share a similar trajectory with the Hyades Cluster.
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IAU Working Group on Star Names
The International Astronomical Union (IAU) established a Working Group on Star Names (WGSN) in May 2016 to catalog and standardize proper names for stars for the international astronomical community.
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Index Catalogue of Visual Double Stars
The Index Catalogue of Visual Double Stars, or IDS, is a catalog of double stars.
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Infrared
Infrared radiation (IR) is electromagnetic radiation (EMR) with longer wavelengths than those of visible light, and is therefore generally invisible to the human eye (although IR at wavelengths up to 1050 nm from specially pulsed lasers can be seen by humans under certain conditions). It is sometimes called infrared light.
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Interferometry
Interferometry is a family of techniques in which waves, usually electromagnetic waves, are superimposed causing the phenomenon of interference in order to extract information.
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International Astronomical Union
The International Astronomical Union (IAU; Union astronomique internationale, UAI) is an international association of professional astronomers, at the PhD level and beyond, active in professional research and education in astronomy.
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International Celestial Reference System
The International Celestial Reference System (ICRS) is the current standard celestial reference system adopted by the International Astronomical Union (IAU).
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Inuit
The Inuit (ᐃᓄᐃᑦ, "the people") are a group of culturally similar indigenous peoples inhabiting the Arctic regions of Greenland, Canada and Alaska.
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Iota Aurigae
Iota Aurigae (ι Aurigae, abbreviated Iot Aur, ι Aur), also named Hassaleh, is a star in the northern constellation of Auriga.
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Julian day
Julian day is the continuous count of days since the beginning of the Julian Period and is used primarily by astronomers.
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Kabbalah
Kabbalah (קַבָּלָה, literally "parallel/corresponding," or "received tradition") is an esoteric method, discipline, and school of thought that originated in Judaism.
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Kelvin
The Kelvin scale is an absolute thermodynamic temperature scale using as its null point absolute zero, the temperature at which all thermal motion ceases in the classical description of thermodynamics.
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Latin
Latin (Latin: lingua latīna) is a classical language belonging to the Italic branch of the Indo-European languages.
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Latinisation of names
Latinisation or Latinization is the practice of rendering a non-Latin name (or word) in a Latin style.
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Leonard McCoy
Dr.
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Lick Observatory
The Lick Observatory is an astronomical observatory, owned and operated by the University of California.
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List of brightest stars
This is a list of the brightest naked eye stars to +2.50 magnitude, as determined by their maximum, total, or combined apparent visual magnitudes as seen from Earth.
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Luminosity
In astronomy, luminosity is the total amount of energy emitted per unit of time by a star, galaxy, or other astronomical object.
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Main sequence
In astronomy, the main sequence is a continuous and distinctive band of stars that appear on plots of stellar color versus brightness.
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Marcus Manilius
Marcus Manilius (fl. 1st century AD) was a Roman poet, astrologer, and author of a poem in five books called Astronomica.
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Mare Nectaris
Mare Nectaris ("Sea of Nectar") is a small lunar mare or sea (a volcanic lava plain noticeably darker than the rest of the Moon's surface) located south of Mare Tranquillitatis southwest of Mare Fecunditatis, on the near side of the moon.
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Mark III Stellar Interferometer
The Mark III Stellar Interferometer was a long-baseline optical astronomical interferometer, located at the Mount Wilson Observatory, California, United States.
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Mazda
, commonly referred to as simply Mazda, is a Japanese multinational automaker based in Fuchū, Aki District, Hiroshima Prefecture, Japan.
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Mazda Capella
The Mazda Capella is a mid-size car that was manufactured by Mazda from 1970 to 2002.
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Mesopotamia
Mesopotamia is a historical region in West Asia situated within the Tigris–Euphrates river system, in modern days roughly corresponding to most of Iraq, Kuwait, parts of Northern Saudi Arabia, the eastern parts of Syria, Southeastern Turkey, and regions along the Turkish–Syrian and Iran–Iraq borders.
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Metallicity
In astronomy, metallicity is used to describe the abundance of elements present in an object that are heavier than hydrogen or helium.
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Middle Ages
In the history of Europe, the Middle Ages (or Medieval Period) lasted from the 5th to the 15th century.
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Military
A military or armed force is a professional organization formally authorized by a sovereign state to use lethal or deadly force and weapons to support the interests of the state.
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Minute and second of arc
A minute of arc, arcminute (arcmin), arc minute, or minute arc is a unit of angular measurement equal to of one degree.
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Monte Albán
Monte Albán is a large pre-Columbian archaeological site in the Santa Cruz Xoxocotlán Municipality in the southern Mexican state of Oaxaca (17.043° N, 96.767°W).
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Monthly Notices of the Royal Astronomical Society
Monthly Notices of the Royal Astronomical Society (MNRAS) is a peer-reviewed scientific journal covering research in astronomy and astrophysics.
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Mount Wilson Observatory
The Mount Wilson Observatory (MWO) is an astronomical observatory in Los Angeles County, California, United States.
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MUL.APIN
MUL.APIN is the conventional title given to a Babylonian compendium that deals with many diverse aspects of Babylonian astronomy and astrology.
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Naked eye
Naked eye, also called bare eye or unaided eye, is the practice of engaging in visual perception unaided by a magnifying or light-collecting optical instrument, such as a telescope or microscope.
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Natural abundance
In physics, natural abundance (NA) refers to the abundance of isotopes of a chemical element as naturally found on a planet.
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Negev
The Negev (הַנֶּגֶב, Tiberian vocalization:; النقب an-Naqab) is a desert and semidesert region of southern Israel.
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Negev Bedouin
The Negev Bedouin (بدو النقب, Badū an-Naqab; הבדואים בנגב Habeduim Banegev) are traditionally pastoral nomadic Arab tribes (Bedouin) living in the Negev region of Israel, and adhere to Islam.
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Northern celestial hemisphere
The Northern Celestial Hemisphere, or the Northern Sky, is the northern half of the celestial sphere; that is, it lies north of the celestial equator.
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Nymph
A nymph (νύμφη, nýmphē) in Greek and Latin mythology is a minor female nature deity typically associated with a particular location or landform.
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Oaxaca
Oaxaca (from Huāxyacac), officially the Free and Sovereign State of Oaxaca (Estado Libre y Soberano de Oaxaca), is one of the 31 states which, along with Mexico City, make up the 32 federative entities of Mexico.
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Olin J. Eggen
Olin Jeuck Eggen (July 9, 1919 – October 2, 1998) was an American astronomer.
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Oxygen
Oxygen is a chemical element with symbol O and atomic number 8.
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Parallax
Parallax is a displacement or difference in the apparent position of an object viewed along two different lines of sight, and is measured by the angle or semi-angle of inclination between those two lines.
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Pleiades
The Pleiades (also known as the Seven Sisters and Messier 45), are an open star cluster containing middle-aged, hot B-type stars located in the constellation of Taurus.
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Pliny the Elder
Pliny the Elder (born Gaius Plinius Secundus, AD 23–79) was a Roman author, naturalist and natural philosopher, a naval and army commander of the early Roman Empire, and friend of emperor Vespasian.
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Polaris
Polaris, designated Alpha Ursae Minoris (Ursae Minoris, abbreviated Alpha UMi, UMi), commonly the North Star or Pole Star, is the brightest star in the constellation of Ursa Minor.
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Pole star
Pole star or polar star refers to a star, preferably bright, closely aligned to the axis of rotation of an astronomical object.
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Pollux (star)
Pollux, also designated Beta Geminorum (β Geminorum, abbreviated Beta Gem, β Gem), is an orange-hued evolved giant star approximately 34 light-years from the Sun in the northern constellation of Gemini.
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PPM Star Catalogue
The PPM Star Catalogue (Positions and Proper Motions Star Catalogue) is the successor of the SAO Catalogue.
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Pre-Columbian era
The Pre-Columbian era incorporates all period subdivisions in the history and prehistory of the Americas before the appearance of significant European influences on the American continents, spanning the time of the original settlement in the Upper Paleolithic period to European colonization during the Early Modern period.
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Proper motion
Proper motion is the astronomical measure of the observed changes in the apparent places of stars or other celestial objects in the sky, as seen from the center of mass of the Solar System, compared to the abstract background of the more distant stars.
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Ptolemy
Claudius Ptolemy (Κλαύδιος Πτολεμαῖος, Klaúdios Ptolemaîos; Claudius Ptolemaeus) was a Greco-Roman mathematician, astronomer, geographer, astrologer, and poet of a single epigram in the Greek Anthology.
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Quechuan languages
Quechua, usually called Runasimi ("people's language") in Quechuan languages, is an indigenous language family spoken by the Quechua peoples, primarily living in the Andes and highlands of South America.
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Ragnar Furuhjelm
Elis Ragnar Furuhjelm (12 October 1879 in Oulu – 15 November 1944 in Helsinki) was a Finnish astronomer and politician.
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Red clump
The red clump is a clustering of red giants in the Hertzsprung–Russell diagram at around 5,000 K and absolute magnitude (MV) +0.5, slightly hotter than most red-giant-branch stars of the same luminosity.
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Red dwarf
A red dwarf (or M dwarf) is a small and relatively cool star on the main sequence, of M spectral type.
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Red giant
A red giant is a luminous giant star of low or intermediate mass (roughly 0.3–8 solar masses) in a late phase of stellar evolution.
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Red-giant branch
The red-giant branch (RGB), sometimes called the first giant branch, is the portion of the giant branch before helium ignition occurs in the course of stellar evolution.
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Redshift
In physics, redshift happens when light or other electromagnetic radiation from an object is increased in wavelength, or shifted to the red end of the spectrum.
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Reprint
A reprint is a re-publication of material that has already been previously published.
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Rigel
Rigel, also designated Beta Orionis (β Orionis, abbreviated Beta Ori, β Ori), is generally the seventh-brightest star in the night sky and the brightest star in the constellation of Orion—though periodically it is outshone within the constellation by the variable Betelgeuse.
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Right ascension
Right ascension (abbreviated RA; symbol) is the angular distance measured only eastward along the celestial equator from the Sun at the March equinox to the (hour circle of the) point above the earth in question.
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Robert Burnham Jr.
Robert Burnham Jr. (June 16, 1931 – March 20, 1993) was an American astronomer, best known for writing the classic three-volume Burnham's Celestial Handbook.
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Roche lobe
The Roche lobe (or Roche limit) is the region around a star in a binary system within which orbiting material is gravitationally bound to that star.
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ROSAT
ROSAT (short for Röntgensatellit, in German X-rays are called Röntgenstrahlen, in honour of Wilhelm Röntgen) was a German Aerospace Center-led satellite X-ray telescope, with instruments built by West Germany, the United Kingdom and the United States.
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RS Canum Venaticorum variable
RS Canum Venaticorum variables are a type of variable star.
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Sapphire
Sapphire is a precious gemstone, a variety of the mineral corundum, an aluminium oxide.
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Semi-major and semi-minor axes
In geometry, the major axis of an ellipse is its longest diameter: a line segment that runs through the center and both foci, with ends at the widest points of the perimeter.
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SIMBAD
SIMBAD (the Set of Identifications, Measurements, and Bibliography for Astronomical Data) is an astronomical database of objects beyond the Solar System.
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Sinai Peninsula
The Sinai Peninsula or simply Sinai (now usually) is a peninsula in Egypt, and the only part of the country located in Asia.
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Smithsonian Astrophysical Observatory Star Catalog
The Smithsonian Astrophysical Observatory Star Catalog is an astrometric star catalogue.
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Solar System
The Solar SystemCapitalization of the name varies.
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Speckle imaging
Image:Zeta_bootis_short_exposure.png|Typical short-exposure image of a binary star (Zeta Bootis in this case) as seen through atmospheric seeing.
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Spectral line
A spectral line is a dark or bright line in an otherwise uniform and continuous spectrum, resulting from emission or absorption of light in a narrow frequency range, compared with the nearby frequencies.
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Spectroscopy
Spectroscopy is the study of the interaction between matter and electromagnetic radiation.
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SS Capella (T-AKR-293)
SS Capella (T-AKR 293) is an ''Algol'' class vehicle cargo ship that is currently maintained by the United States Maritime Administration as part of the Military Sealift Command's Ready Reserve Force (RRF).
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Star
A star is type of astronomical object consisting of a luminous spheroid of plasma held together by its own gravity.
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Star catalogue
A star catalogue (Commonwealth English) or star catalog (American English), is an astronomical catalogue that lists stars.
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Star system
A star system or stellar system is a small number of stars that orbit each other, bound by gravitational attraction.
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Star Trek: The Original Series
Star Trek is an American science fiction television series created by Gene Roddenberry that follows the adventures of the starship and its crew.
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Starspot
Starspots are stellar phenomena.
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Stellar classification
In astronomy, stellar classification is the classification of stars based on their spectral characteristics.
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Stellar evolution
Stellar evolution is the process by which a star changes over the course of time.
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Stellar rotation
Stellar rotation is the angular motion of a star about its axis.
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Subgiant
A subgiant is a star that is brighter than a normal main-sequence star of the same spectral class, but not as bright as true giant stars.
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Sun
The Sun is the star at the center of the Solar System.
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The Listeners (novel)
The Listeners is a science fiction novel by American author James Gunn.
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Theta Aurigae
Theta Aurigae (θ Aurigae, abbreviated Tet Aur, θ Aur) is a binary star in the constellation of Auriga.
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Tidal acceleration
Tidal acceleration is an effect of the tidal forces between an orbiting natural satellite (e.g. the Moon), and the primary planet that it orbits (e.g. Earth).
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Titan (mythology)
In Greek mythology, the Titans (Greek: Τιτάν, Titán, Τiτᾶνες, Titânes) and Titanesses (or Titanides; Greek: Τιτανίς, Titanís, Τιτανίδες, Titanídes) were members of the second generation of divine beings, descending from the primordial deities and preceding the Olympians.
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United States Naval Observatory
The United States Naval Observatory (USNO) is one of the oldest scientific agencies in the United States, with a primary mission to produce Positioning, Navigation and Timing (PNT) for the United States Navy and the United States Department of Defense.
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United States Navy
The United States Navy (USN) is the naval warfare service branch of the United States Armed Forces and one of the seven uniformed services of the United States.
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Uranometria
Uranometria is the short title of a star atlas produced by Johann Bayer.
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V538 Aurigae
V538 Aurigae is a star in the northern constellation of Auriga.
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Vega
Vega, also designated Alpha Lyrae (α Lyrae, abbreviated Alpha Lyr or α Lyr), is the brightest star in the constellation of Lyra, the fifth-brightest star in the night sky, and the second-brightest star in the northern celestial hemisphere, after Arcturus.
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Venus
Venus is the second planet from the Sun, orbiting it every 224.7 Earth days.
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Wardaman people
The Wardaman people are a small group of Indigenous Australians living about 145 km South-West of Katherine on Menngen Aboriginal Land Trust in the Northern Territory of Australia.
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Washington Double Star Catalog
The Washington Double Star Catalog, or WDS, is a catalog of double stars, maintained at the United States Naval Observatory.
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Wealth
Wealth is the abundance of valuable resources or valuable material possessions.
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Wilhelm Gliese
Wilhelm Gliese (21 June 1915 – 12 June 1993) was a German astronomer who specialized in the study and cataloging of nearby stars.
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William Wallace Campbell
William Wallace Campbell (April 11, 1862 – June 14, 1938) was an American astronomer, and director of Lick Observatory from 1901 to 1930.
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X-ray
X-rays make up X-radiation, a form of electromagnetic radiation.
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X-ray astronomy
X-ray astronomy is an observational branch of astronomy which deals with the study of X-ray observation and detection from astronomical objects.
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Zeta Aurigae
Zeta Aurigae (ζ Aurigae, abbreviated Zet Aur, ζ Aur), is a binary star in the northern constellation of Auriga.
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Zeus
Zeus (Ζεύς, Zeús) is the sky and thunder god in ancient Greek religion, who rules as king of the gods of Mount Olympus.
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2MASS
The Two Micron All-Sky Survey, or 2MASS, was an astronomical survey of the whole sky in the infrared spectrum and one of the most ambitious such projects.
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40th parallel north
The 40th parallel north is a circle of latitude that is 40 degrees north of the Earth's equatorial plane.
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44th parallel north
The 44th parallel north is a circle of latitude that is 44 degrees north of the Earth's equatorial plane.
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44th parallel south
The 44th parallel south is a circle of latitude that is 44 degrees south of the Earth's equatorial plane.
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Redirects here:
13 Aur, 13 Aurigae, ADS 3841, ADS 3841 A, ADS 3841 AP, ADS 3841 B, ADS 3841 C, ADS 3841 D, ADS 3841 E, ADS 3841 F, ADS 3841 G, ADS 3841 H, ADS 3841 L, ADS 3841 P, Alhajoth, Alpha Aur, Alpha Aurigae, BD +45 1076, BD +45 1077, BD +45 1077B, BD +45 1077C, BD +45 1077D, BD +45 1077E, BD +45 1077F, BD +45 1077G, BD+45 1076, BD+45 1077, BD+45 1077B, BD+45 1077C, BD+45 1077D, BD+45 1077E, BD+45 1077F, BD+45 1077G, CAPELLA, CAPELLA L, CCDM J05168+4559, CCDM J05168+4559A, CCDM J05168+4559AP, CCDM J05168+4559B, CCDM J05168+4559C, CCDM J05168+4559D, CCDM J05168+4559E, CCDM J05168+4559F, CCDM J05168+4559G, CCDM J05168+4559H, CCDM J05168+4559HL, CCDM J05168+4559L, CCDM J05168+4559P, Capella (star), Capella A, Capella Aa, Capella Ab, FK5 193, GC 6427, GJ 194, GJ 195 A, GJ 195 B, Gl 194, HD 34029, HIP 24608, HR 1708, Hokulei, IDS 05093+4554, IDS 05093+4554 A, IDS 05093+4554 AP, IDS 05093+4554 P, IDS 05103+4544 L, LTT 11619, LTT 11622, NLTT 14766, NLTT 14788, PPM 47921, PPM 47925, PPM 47926, PPM 47938, SAO 40184, SAO 40186, Shepherd's Star, Α Aur, Α Aurigae, 五車二.
References
[1] https://en.wikipedia.org/wiki/Capella
