Table of Contents
70 relations: Albireo, Alcyone (star), Aldebaran, Alpha Herculis, American Institute of Physics, Arcturus, Asymptotic giant branch, Beta Corvi, Beta Draconis, Blue giant, Bristol, Canopus, Capella, Carbon, Classical Cepheid variable, Convection, Delta Scorpii, Delta Scuti variable, Dredge-up, Dwarf star, Effective temperature, Ejnar Hertzsprung, Epsilon Canis Majoris, Epsilon Ophiuchi, Eta Boötis, Gamma Canis Majoris, Gamma Geminorum, Helium, Helium flash, Hertzsprung–Russell diagram, Horizontal branch, Hydrogen, Hypergiant, Instability strip, Institute of Physics, Jacqueline Mitton, Kepler de Souza Oliveira, List of nearest giant stars, Luminosity, Main sequence, Meissa, Metallicity, Mira, Nuclear fusion, Oxygen, Pennsylvania State University, Pleiades, Pollux (star), Post-AGB star, R Doradus, ... Expand index (20 more) »
- Giant stars
Albireo
Albireo is a double star designated Beta Cygni (β Cygni, abbreviated Beta Cyg, β Cyg).
Alcyone (star)
Alcyone, designated η Tauri (Eta Tauri, abbreviated Eta Tau, η Tau), is a star in the constellation of Taurus.
See Giant star and Alcyone (star)
Aldebaran
Aldebaran (lit) is a star located in the zodiac constellation of Taurus.
Alpha Herculis
Alpha Herculis (α Herculis, abbreviated Alpha Her, α Her), also designated Rasalgethi and 64 Herculis, is a multiple star system in the constellation of Hercules.
See Giant star and Alpha Herculis
American Institute of Physics
The American Institute of Physics (AIP) promotes science and the profession of physics, publishes physics journals, and produces publications for scientific and engineering societies.
See Giant star and American Institute of Physics
Arcturus
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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. Giant star and asymptotic giant branch are star types.
See Giant star and Asymptotic giant branch
Beta Corvi
Beta Corvi or β Corvi, officially named Kraz, is the second-brightest star in the southern constellation of Corvus with an apparent visual magnitude of 2.647.
Beta Draconis
Beta Draconis, a name Latinized from β Draconis, is a binary star system and the third-brightest star in the northern circumpolar constellation of Draco.
See Giant star and Beta Draconis
Blue giant
In astronomy, a blue giant is a hot star with a luminosity class of III (giant) or II (bright giant). Giant star and blue giant are giant stars.
Bristol
Bristol is a city, unitary authority area and ceremonial county in South West England, the most populous city in the region.
Canopus
Canopus is the brightest star in the southern constellation of Carina and the second-brightest star in the night sky.
Capella
Capella is the brightest star in the northern constellation of Auriga.
Carbon
Carbon is a chemical element; it has symbol C and atomic number 6.
Classical Cepheid variable
Classical Cepheids are a type of Cepheid variable star.
See Giant star and Classical Cepheid variable
Convection
Convection is single or multiphase fluid flow that occurs spontaneously due to the combined effects of material property heterogeneity and body forces on a fluid, most commonly density and gravity (see buoyancy).
Delta Scorpii
Delta Scorpii (Latinised from δ Scorpii, abbreviated Delta Sco, δ Sco) is a binary star (the presence of a third star in the system is being debated) in the constellation of Scorpius.
See Giant star and Delta Scorpii
Delta Scuti variable
A Delta Scuti variable (sometimes termed dwarf cepheid when the V-band amplitude is larger than 0.3 mag.) is a subclass of young pulsating star.
See Giant star and Delta Scuti variable
Dredge-up
A dredge-up is any one of several stages in the evolution of some stars.
Dwarf star
A dwarf star is a star of relatively small size and low luminosity. Giant star and dwarf star are star types.
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.
See Giant star and Effective temperature
Ejnar Hertzsprung
Ejnar Hertzsprung (8 October 1873 – 21 October 1967) was a Danish chemist and astronomer.
See Giant star and Ejnar Hertzsprung
Epsilon Canis Majoris
Epsilon Canis Majoris is a binary star system and the second-brightest star in the constellation of Canis Major.
See Giant star and Epsilon Canis Majoris
Epsilon Ophiuchi
Epsilon Ophiuchi or ε Ophiuchi, formally named Yed Posterior, is a red giant star in the constellation of Ophiuchus.
See Giant star and Epsilon Ophiuchi
Eta Boötis
Eta Boötis (η Boötis, abbreviated Eta Boo, η Boo) is a binary star in the constellation of Boötes.
Gamma Canis Majoris
Gamma Canis Majoris (γ Canis Majoris, abbreviated Gamma CMa, γ CMa), also named Muliphein, is a star in the constellation of Canis Major.
See Giant star and Gamma Canis Majoris
Gamma Geminorum
Gamma Geminorum (γ Geminorum, abbreviated Gamma Gem, γ Gem), formally named Alhena, is the third-brightest object in the constellation of Gemini.
See Giant star and Gamma Geminorum
Helium
Helium (from lit) is a chemical element; it has symbol He and atomic number 2.
Helium flash
A helium flash is a very brief thermal runaway nuclear fusion of large quantities of helium into carbon through the triple-alpha process in the core of low-mass stars (between 0.8 solar masses and 2.0) during their red giant phase.
See Giant star and Helium flash
Hertzsprung–Russell diagram
The Hertzsprung–Russell diagram (abbreviated as H–R diagram, HR diagram or HRD) is a scatter plot of stars showing the relationship between the stars' absolute magnitudes or luminosities and their stellar classifications or effective temperatures.
See Giant star and Hertzsprung–Russell diagram
Horizontal branch
The horizontal branch (HB) is a stage of stellar evolution that immediately follows the red-giant branch in stars whose masses are similar to the Sun's. Giant star and horizontal branch are star types.
See Giant star and Horizontal branch
Hydrogen
Hydrogen is a chemical element; it has symbol H and atomic number 1.
Hypergiant
A hypergiant (luminosity class 0 or Ia+) is a very rare type of star that has an extremely high luminosity, mass, size and mass loss because of its extreme stellar winds. Giant star and hypergiant are star types.
Instability strip
The unqualified term instability strip usually refers to a region of the Hertzsprung–Russell diagram largely occupied by several related classes of pulsating variable stars: Delta Scuti variables, SX Phoenicis variables, and rapidly oscillating Ap stars (roAps) near the main sequence; RR Lyrae variables where it intersects the horizontal branch; and the Cepheid variables where it crosses the supergiants.
See Giant star and Instability strip
Institute of Physics
The Institute of Physics (IOP) is a UK-based not-for-profit learned society and professional body that works to advance physics education, research and application.
See Giant star and Institute of Physics
Jacqueline Mitton
Jacqueline Mitton (née Pardoe, born 1948) is a British astronomer, writer, and media consultant who lives and works in Cambridge, UK.
See Giant star and Jacqueline Mitton
Kepler de Souza Oliveira
Kepler de Souza Oliveira Filho (born 16 February 1956), also known as S. O. Kepler, is a Brazilian astronomer primarily known for his work on white dwarfs, variable stars, and magnetars.
See Giant star and Kepler de Souza Oliveira
List of nearest giant stars
This is a list of the nearest giant stars (luminosity class III or II) to the Earth, located at a distance of up to. Giant star and list of nearest giant stars are giant stars.
See Giant star and List of nearest giant stars
Luminosity
Luminosity is an absolute measure of radiated electromagnetic energy (light) per unit time, and is synonymous with the radiant power emitted by a light-emitting object.
Main sequence
In astronomy, the main sequence is a classification of stars which appear on plots of stellar color versus brightness as a continuous and distinctive band. Giant star and main sequence are star types.
See Giant star and Main sequence
Meissa
Meissa, designated Lambda Orionis (λ Orionis, abbreviated Lambda Ori, λ Ori) is a star in the constellation of Orion.
Metallicity
In astronomy, metallicity is the abundance of elements present in an object that are heavier than hydrogen and helium.
See Giant star and Metallicity
Mira
Mira, designation Omicron Ceti (ο Ceti, abbreviated Omicron Cet, ο Cet), is a red-giant star estimated to be 200–300 light-years from the Sun in the constellation Cetus.
Nuclear fusion
Nuclear fusion is a reaction in which two or more atomic nuclei, usually deuterium and tritium (hydrogen isotopes), combine to form one or more different atomic nuclei and subatomic particles (neutrons or protons).
See Giant star and Nuclear fusion
Oxygen
Oxygen is a chemical element; it has symbol O and atomic number 8.
Pennsylvania State University
The Pennsylvania State University, commonly referred to as Penn State and sometimes by the acronym PSU, is a public state-related land-grant research university with campuses and facilities throughout Pennsylvania.
See Giant star and Pennsylvania State University
Pleiades
The Pleiades, also known as the Seven Sisters and Messier 45, reflects an observed pattern formed by those stars, in an asterism of an open star cluster containing middle-aged, hot B-type stars in the northwest of the constellation Taurus.
Pollux (star)
Pollux is the brightest star in the constellation of Gemini.
See Giant star and Pollux (star)
Post-AGB star
A post-AGB star (pAGB, abbreviation of post-asymptotic giant branch) is a type of luminous supergiant star of intermediate mass in a very late phase of stellar evolution. Giant star and post-AGB star are star types.
See Giant star and Post-AGB star
R Doradus
R Doradus (HD 29712 or P Doradus) is a red giant variable star in the far-southern constellation Dorado, close to the border with Reticulum.
Radius
In classical geometry, a radius (radii or radiuses) of a circle or sphere is any of the line segments from its center to its perimeter, and in more modern usage, it is also their length.
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.
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. Giant star and red giant are star types.
RR Lyrae variable
RR Lyrae variables are periodic variable stars, commonly found in globular clusters.
See Giant star and RR Lyrae variable
Schönberg–Chandrasekhar limit
In stellar astrophysics, the Schönberg–Chandrasekhar limit is the maximum mass of a non-fusing, isothermal core that can support an enclosing envelope.
See Giant star and Schönberg–Chandrasekhar limit
Sigma Octantis
Sigma Octantis is a solitary star in the Octans constellation that forms the pole star of the Southern Hemisphere.
See Giant star and Sigma Octantis
Solar mass
The solar mass is a standard unit of mass in astronomy, equal to approximately.
Solar radius
Solar radius is a unit of distance used to express the size of stars in astronomy relative to the Sun.
See Giant star and Solar radius
Star
A star is a luminous spheroid of plasma held together by self-gravity.
Stellar classification
In astronomy, stellar classification is the classification of stars based on their spectral characteristics.
See Giant star and Stellar classification
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 giant stars. Giant star and subgiant are star types.
Sun
The Sun is the star at the center of the Solar System.
Supergiant
Supergiants are among the most massive and most luminous stars. Giant star and Supergiant are star types.
The Astrophysical Journal
The Astrophysical Journal (ApJ) is a peer-reviewed scientific journal of astrophysics and astronomy, established in 1895 by American astronomers George Ellery Hale and James Edward Keeler.
See Giant star and The Astrophysical Journal
Theta Scorpii
Theta Scorpii (θ Scorpii, abbreviated Theta Sco, θ Sco) is a binary star in the southern zodiac constellation of Scorpius.
See Giant star and Theta Scorpii
Thuban
Thuban, with Bayer designation Alpha Draconis or α Draconis, is a binary star system in the northern constellation of Draco.
Triple-alpha process
The triple-alpha process is a set of nuclear fusion reactions by which three helium-4 nuclei (alpha particles) are transformed into carbon.
See Giant star and Triple-alpha process
Universe
The universe is all of space and time and their contents.
W Virginis variable
W Virginis variables are a subclass of Type II Cepheids which exhibit pulsation periods between 10–20 days, and are of spectral class F6 – K2.
See Giant star and W Virginis variable
White dwarf
A white dwarf is a stellar core remnant composed mostly of electron-degenerate matter. Giant star and white dwarf are star types.
See Giant star and White dwarf
See also
Giant stars
References
Also known as Blue-white giant, Bright giant, Bright giant star, Bright giant stars, Bright giants, Class II star, G-type giant, Giant (star), Giant stars, Giant-star, K-type giant, Orange giant, White giant, White giant star, White giants, Yellow giant, Yellow giant star.