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23 relations: Asymptotic giant branch, Carbon, Epoch (astronomy), Hubble Space Telescope, International Celestial Reference System, Light-year, Main sequence, Milky Way, Musca, Nuclear fusion, Orbital eccentricity, Procyon, Proper motion, Robert T. A. Innes, Sirius, Solar mass, Solar System, Stellar classification, Stellar kinematics, The Astronomical Journal, Union Observatory, Van Maanen 2, White dwarf.
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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Carbon
Carbon (from carbo "coal") is a chemical element with symbol C and atomic number 6.
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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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Hubble Space Telescope
The Hubble Space Telescope (HST) is a space telescope that was launched into low Earth orbit in 1990 and remains in operation.
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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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Light-year
The light-year is a unit of length used to express astronomical distances and measures about 9.5 trillion kilometres or 5.9 trillion miles.
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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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Milky Way
The Milky Way is the galaxy that contains our Solar System.
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Musca
Musca is a small constellation in the deep southern sky.
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Nuclear fusion
In nuclear physics, nuclear fusion is a reaction in which two or more atomic nuclei come close enough to form one or more different atomic nuclei and subatomic particles (neutrons or protons).
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Orbital eccentricity
The orbital eccentricity of an astronomical object is a parameter that determines the amount by which its orbit around another body deviates from a perfect circle.
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Procyon
Procyon, also designated Alpha Canis Minoris (α Canis Minoris, abbreviated Alpha CMi, α CMi), is the brightest star in the constellation of Canis Minor.
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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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Robert T. A. Innes
Robert Thorburn Ayton Innes FRSE FRAS (10 November 1861 – 13 March 1933) was a Scottish astronomer best known for discovering Proxima Centauri in 1915, and numerous binary stars.
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Sirius
Sirius (a romanization of Greek Σείριος, Seirios,."glowing" or "scorching") is a star system and the brightest star in the Earth's night sky.
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Solar mass
The solar mass is a standard unit of mass in astronomy, equal to approximately.
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Solar System
The Solar SystemCapitalization of the name varies.
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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 kinematics
In astronomy, stellar kinematics is the observational study or measurement of the kinematics or motions of stars through space.
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The Astronomical Journal
The Astronomical Journal (often abbreviated AJ in scientific papers and references) is a peer-reviewed monthly scientific journal owned by the American Astronomical Society and currently published by IOP Publishing.
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Union Observatory
Union Observatory also known as Johannesburg Observatory (078) is a defunct astronomical observatory in Johannesburg, South Africa that was operated between 1903 and 1971.
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Van Maanen 2
Van Maanen 2 (van Maanen's Star) is a white dwarf.
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White dwarf
A white dwarf, also called a degenerate dwarf, is a stellar core remnant composed mostly of electron-degenerate matter.
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Redirects here:
GJ 440, Gliese 440, WD 1142-645, WD 1142–645.
References
[1] https://en.wikipedia.org/wiki/LP_145-141
