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List of largest stars

Index List of largest stars

Below is an ordered list of the largest stars currently known by radius. [1]

133 relations: AH Scorpii, Aldebaran, Alpha Herculis, Andromeda (constellation), Angelo Secchi, Antares, Arcturus, Asteroid belt, Astronomical optical interferometry, Astronomy & Astrophysics, Asymptotic giant branch, BC Cygni, Betelgeuse, BI Cygni, Binary star, BO Carinae, Canopus, Circumstellar habitable zone, CK Carinae, Constellation, Cosmic distance ladder, CW Leonis, Cygnus (constellation), Cygnus X-1, Deneb, Double Cluster, Earth's orbit, Effective temperature, Epsilon Aurigae, Eta Carinae, EV Carinae, Formation and evolution of the Solar System, HD 179821, Hertzsprung–Russell diagram, HR 5171, HV 11423, HV 2112, Hypergiant, IRC +10420, IRC-10414, Jupiter, K band (infrared), KW Sagittarii, KY Cygni, La Superba, Large Magellanic Cloud, LBV 1806-20, List of coolest stars, List of galaxies, List of hottest stars, ..., List of largest cosmic structures, List of largest exoplanets, List of largest nebulae, List of largest stars, List of most luminous stars, List of most massive black holes, List of most massive stars, List of star extremes, Lists of stars, Luminosity, Luminous blue variable, Magellanic Clouds, Margin of error, Mercury (planet), Metallicity, Milky Way, Mira, Mira variable, Monthly Notices of the Royal Astronomical Society, Mu Cephei, Nibiru cataclysm, NML Cygni, NR Vulpeculae, Occultation, Opacity (optics), Orbit of Mars, Orbit of Venus, Pistol Star, Planets beyond Neptune, Polaris, Pole star, Protoplanetary nebula, PZ Cassiopeiae, R Doradus, R Leporis, R136a1, Radius, Red supergiant star, Rho Cassiopeiae, Rigel, RS Persei, RSGC1, RT Carinae, RW Cephei, S Cassiopeiae, S Doradus, S Persei, Saturn, Small Magellanic Cloud, SMC 18136, Solar radius, Solar System, Star, Stefan–Boltzmann law, Stellar classification, Stellar evolution, Sun, Supergiant star, The Astrophysical Journal, Thorne–Żytkow object, TV Geminorum, U Lacertae, UY Scuti, V354 Cephei, V382 Carinae, V509 Cassiopeiae, V528 Carinae, V602 Carinae, V838 Monocerotis, V915 Scorpii, Variable star, VV Cephei, VX Sagittarii, VY Canis Majoris, Westerlund 1, Westerlund 1-26, William Herschel, WOH G64, WR 102ka, WR 114, XX Persei, Yellow hypergiant, 119 Tauri. Expand index (83 more) »

AH Scorpii

AH Scorpii is a red supergiant variable star located in the constellation Scorpius.

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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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Alpha Herculis

No description.

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Andromeda (constellation)

Andromeda is one of the 48 constellations listed by the 2nd-century Greco-Roman astronomer Ptolemy and remains one of the 88 modern constellations.

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Angelo Secchi

Fr.

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Antares

Antares, also designated Alpha Scorpii (α Scorpii, abbreviated Alpha Sco, α Sco), is on average the fifteenth-brightest star in the night sky, and the brightest star in the constellation of Scorpius.

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Arcturus

|- bgcolor.

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Asteroid belt

The asteroid belt is the circumstellar disc in the Solar System located roughly between the orbits of the planets Mars and Jupiter.

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Astronomical optical interferometry

In optical astronomy, interferometry is used to combine signals from two or more telescopes to obtain measurements with higher resolution than could be obtained with either telescopes individually.

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Astronomy & Astrophysics

Astronomy & Astrophysics is a peer-reviewed scientific journal covering theoretical, observational, and instrumental astronomy and astrophysics.

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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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BC Cygni

BC Cygni (BC Cyg, HIP 100404, BD + 37 3903) is a red supergiant and pulsating variable star of spectral type M3.5Ia in the constellation Cygnus.

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Betelgeuse

Betelgeuse, also designated Alpha Orionis (α Orionis, abbreviated Alpha Ori, α Ori), is the ninth-brightest star in the night sky and second-brightest in the constellation of Orion.

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BI Cygni

BI Cygni (BI Cyg, IRC +40408, BD+36 4025) is a red supergiant in the constellation Cygnus.

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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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BO Carinae

BO Carinae (BO Car / HD 93420 / SAO 238447) is a variable star in the constellation Carina.

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Canopus

Canopus, also designated Alpha Carinae (α Carinae, abbreviated Alpha Car, α Car), is the brightest star in the southern constellation of Carina, and the second-brightest star in the night-time sky, after Sirius.

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Circumstellar habitable zone

In astronomy and astrobiology, the circumstellar habitable zone (CHZ), or simply the habitable zone, is the range of orbits around a star within which a planetary surface can support liquid water given sufficient atmospheric pressure.

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CK Carinae

CK Carinae (CK Car / HD 90382 / SAO 238038) is a variable star in the constellation Carina, the keel of the Argo Navis.

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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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Cosmic distance ladder

The cosmic distance ladder (also known as the extragalactic distance scale) is the succession of methods by which astronomers determine the distances to celestial objects.

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CW Leonis

IRC +10216 or CW Leonis is a well-studied carbon star that is embedded in a thick dust envelope. It was first discovered in 1969 by a group of astronomers led by Eric Becklin, based upon infrared observations made with the Caltech Infrared Telescope at Mount Wilson Observatory. Its energy is emitted mostly at infrared wavelengths. At a wavelength of 5 μm, it was found to have the highest flux of any object outside the Solar System.

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Cygnus (constellation)

Cygnus is a northern constellation lying on the plane of the Milky Way, deriving its name from the Latinized Greek word for swan.

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Cygnus X-1

Cygnus X-1 (abbreviated Cyg X-1) is a galactic X-ray source in the constellation Cygnus, and the first such source widely accepted to be a black hole.

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Deneb

Deneb, also designated α Cygni (Latinised alpha Cygni, abbreviated Alpha Cyg, α Cyg), is the brightest star in the constellation of Cygnus.

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Double Cluster

The Double Cluster (also known as Caldwell 14) is the common name for the open clusters NGC 869 and NGC 884 (often designated h Persei and χ Persei, respectively), which are close together in the constellation Perseus.

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Earth's orbit

Earth's orbit is the trajectory along which Earth travels around the Sun.

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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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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 Carinae

Eta Carinae (η Carinae, abbreviated to η Car), formerly known as Eta Argus, is a stellar system containing at least two stars with a combined luminosity greater than five million times that of the Sun, located around 7,500 light-years (2,300 parsecs) distant in the constellation Carina.

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EV Carinae

EV Carinae is a red supergiant and pulsating variable star of spectral type M4Ia in the constellation Carina.

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Formation and evolution of the Solar System

The formation and evolution of the Solar System began 4.6 billion years ago with the gravitational collapse of a small part of a giant molecular cloud.

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HD 179821

HD 179821 is a yellow supergiant star in the constellation of Aquila, surrounded by a detached dust shell.

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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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HR 5171

HR 5171, also known as V766 Centauri, is a triple star system in the constellation Centaurus, around 12,000 light years from Earth.

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HV 11423

HV 11423 (PMMR 114 or 140 LI-SMC) is a red supergiant star in the Small Magellanic Cloud.

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HV 2112

HV 2112 is a cool luminous variable star in the Small Magellanic Cloud.

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Hypergiant

A hypergiant (luminosity class 0 or Ia+) is among the very rare kinds of stars that typically show tremendous luminosities and very high rates of mass loss by stellar winds.

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IRC +10420

IRC+10420, also known as V1302 Aql, is a yellow hypergiant star located in the constellation of Aquila at a distance of 4-6 kiloparsecs of the Sun.

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IRC-10414

IRC-10414 is a red supergiant and runaway star in the constellation Scutum, a rare case of a red supergiant with a bow shock.

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Jupiter

Jupiter is the fifth planet from the Sun and the largest in the Solar System.

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K band (infrared)

In infrared astronomy, the K band is an atmospheric transmission window centered on 2.2 μm (in the near-infrared 136 THz range).

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KW Sagittarii

KW Sagittarii is a red supergiant, located approximately 2,400 parsecs away from our Sun in the direction of the constellation Sagittarius.

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KY Cygni

KY Cygni is a red supergiant of spectral class M3.5Ia located in the constellation Cygnus.

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La Superba

La Superba (Y CVn, Y Canum Venaticorum) is a variable star in the constellation Canes Venatici, well known for its strikingly red appearance.

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Large Magellanic Cloud

The Large Magellanic Cloud (LMC) is a satellite galaxy of the Milky Way.

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LBV 1806-20

LBV 1806-20 is a candidate luminous blue variable (LBV) and likely binary star located nearly 40,000 light-years from the Sun, towards the center of the Milky Way.

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List of coolest stars

This is a list of coolest stars discovered, arranged by decreasing temperature.

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List of galaxies

The following is a list of notable galaxies.

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List of hottest stars

This is a list of hottest stars so far discovered (excluding degenerate stars), arranged by decreasing temperature.

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List of largest cosmic structures

This is a list of the largest cosmic structures so far discovered.

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List of largest exoplanets

Below is a list of the largest exoplanets so far discovered, in terms of physical size, ordered by radius.

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List of largest nebulae

Below is a list of the largest nebulae so far discovered, ordered by size.

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List of largest stars

Below is an ordered list of the largest stars currently known by radius.

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List of most luminous stars

Below is a list of stars arranged in order of decreasing luminosity (increasing bolometric magnitude).

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List of most massive black holes

This is an ordered list of the most massive black holes so far discovered (and probable candidates), measured in units of solar masses, or the mass of the Sun (approx. kilograms).

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List of most massive stars

This is a list of the most massive stars so far discovered, in solar masses.

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List of star extremes

A star is a sphere that is mainly composed of hydrogen and plasma, held together by gravity and is able to produce light through nuclear fusion.

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Lists of stars

The following are lists of stars.

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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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Luminous blue variable

Luminous blue variables (LBVs) are massive evolved stars that show unpredictable and sometimes dramatic variations in both their spectra and brightness.

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Magellanic Clouds

The Magellanic Clouds (or Nubeculae Magellani) are two irregular dwarf galaxies visible in the Southern Celestial Hemisphere; they are members of the Local Group and are orbiting the Milky Way galaxy.

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Margin of error

The margin of error is a statistic expressing the amount of random sampling error in a survey's results.

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Mercury (planet)

Mercury is the smallest and innermost planet in the Solar System.

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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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Milky Way

The Milky Way is the galaxy that contains our Solar System.

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Mira

Mira, alternatively designated Omicron Ceti (ο Ceti, abbreviated Omicron Cet, ο Cet) is a red giant star estimated to be 200–400 light years from the Sun in the constellation of Cetus.

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Mira variable

Mira variables ("Mira", Latin, adj. - feminine form of adjective "wonderful"), named for the prototype star Mira, are a class of pulsating variable stars characterized by very red colours, pulsation periods longer than 100 days, and amplitudes greater than one magnitude in infrared and 2.5 magnitude at visual wavelengths.

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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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Mu Cephei

Mu Cephei (μ Cep, μ Cephei), also known as Herschel's Garnet Star, is a red supergiant star in the constellation Cepheus.

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Nibiru cataclysm

The Nibiru cataclysm is a supposed disastrous encounter between the Earth and a large planetary object (either a collision or a near-miss) which certain groups believe will take place in the early 21st century.

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NML Cygni

NML Cygni or V1489 Cygni is a red hypergiant and one of the largest stars currently known with a radius of or between.

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NR Vulpeculae

NR Vulpeculae is a red supergiant and irregular variable star in the constellation Vulpecula.

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Occultation

An occultation is an event that occurs when one object is hidden by another object that passes between it and the observer.

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Opacity (optics)

Opacity is the measure of impenetrability to electromagnetic or other kinds of radiation, especially visible light.

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Orbit of Mars

Mars has an orbit with a semimajor axis of 1.524 astronomical units (228 million kilometers), and an eccentricity of 0.0934.

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Orbit of Venus

Venus has an orbit with a semimajor axis of 0.723 astronomical units (108 million kilometers), and an eccentricity of 0.007.

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Pistol Star

The Pistol Star is a blue hypergiant star, one of the most luminous known in the Milky Way.

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Planets beyond Neptune

Following the discovery of the planet Neptune in 1846, there was considerable speculation that another planet might exist beyond its orbit.

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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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Protoplanetary nebula

A protoplanetary nebula or preplanetary nebula (PPN) is an astronomical object which is at the short-lived episode during a star's rapid evolution between the late asymptotic giant branch (LAGB) phase and the subsequent planetary nebula (PN) phase.

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PZ Cassiopeiae

PZ Cassiopeiae is a red supergiant star located in the Cassiopeia constellation, and a semi-regular variable star.

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R Doradus

R Doradus (HD 29712 or P Doradus) is the name of a red giant Mira variable star in the far-southern constellation Dorado, although visually it appears more closely associated with the constellation Reticulum.

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R Leporis

R Leporis (R Lep), sometimes called Hind's Crimson Star, is a well-known variable star in the constellation Lepus, near its border with Eridanus.

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R136a1

RMC 136a1 (usually abbreviated to R136a1) is a Wolf–Rayet star located at the center of R136, the central condensation of stars of the large NGC 2070 open cluster in the Tarantula Nebula.

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Radius

In classical geometry, a radius 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.

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Red supergiant star

Red supergiants are stars with a supergiant luminosity class (Yerkes class I) of spectral type K or M. They are the largest stars in the universe in terms of volume, although they are not the most massive or luminous.

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Rho Cassiopeiae

Rho Cassiopeiae (ρ Cas, ρ Cassiopeiae) is a yellow hypergiant star in the constellation Cassiopeia.

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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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RS Persei

RS Persei is a red supergiant variable star located in the Double Cluster in Perseus.

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RSGC1

RSGC1 (Red Supergiant Cluster 1) is a young massive open cluster belonging to the Milky Way galaxy.

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RT Carinae

RT Carinae (HD 303310, HIP 52562, SAO 238424) is a variable star in the Carina Nebula in the constellation Carina.

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RW Cephei

RW Cephei is an orange hypergiant star in the constellation Cepheus, at the edge of the Sharpless 132 HII region and close to the small open cluster Berkeley 94.

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S Cassiopeiae

S Cassiopeiae (S Cas, HD 7769) is a mira variable and S-type star in the constellation Cassiopeia.

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S Doradus

S Doradus (also known as S Dor) is located 160,000 light years away, and is one of the brightest stars in the Large Magellanic Cloud (LMC), a satellite of the Milky Way.

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S Persei

S Persei is a red supergiant located near the Double Cluster in Perseus, north of the cluster NGC 869.

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Saturn

Saturn is the sixth planet from the Sun and the second-largest in the Solar System, after Jupiter.

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Small Magellanic Cloud

The Small Magellanic Cloud (SMC), or Nubecula Minor, is a dwarf galaxy near the Milky Way.

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SMC 18136

SMC 18136, also known as PMMR 37, is a M-type supergiant star with a temperature of 3,575 K and a radial velocity of 185.7 km/s located in the Small Magellanic Cloud.

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Solar radius

Solar radius is a unit of distance used to express the size of stars in astronomy.

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Solar System

The Solar SystemCapitalization of the name varies.

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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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Stefan–Boltzmann law

The Stefan–Boltzmann law describes the power radiated from a black body in terms of its temperature.

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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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Sun

The Sun is the star at the center of the Solar System.

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Supergiant star

Supergiants are among the most massive and most luminous stars.

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The Astrophysical Journal

The Astrophysical Journal, often abbreviated ApJ (pronounced "ap jay") in references and speech, is a peer-reviewed scientific journal of astrophysics and astronomy, established in 1895 by American astronomers George Ellery Hale and James Edward Keeler.

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Thorne–Żytkow object

A Thorne–Żytkow object (TŻO or TZO) is a conjectured type of star wherein a red giant or supergiant contains a neutron star at its core, formed from the collision of the giant with the neutron star.

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TV Geminorum

TV Geminorum (TV Gem / HD 42475 / HR 2190) is a variable red supergiant in the constellation Gemini.

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U Lacertae

U Lacertae is a spectroscopic binary star in the constellation Lacerta.

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UY Scuti

UY Scuti is a red supergiant and pulsating variable star in the constellation Scutum.

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V354 Cephei

V354 Cephei is a red supergiant star located within the Milky Way.

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V382 Carinae

V382 Carinae, also known as x Carinae (x Car), is a yellow hypergiant in the constellation Carina.

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V509 Cassiopeiae

V509 Cassiopeiae (V509 Cas or HR 8752) is one of two yellow hypergiant stars found in the constellation Cassiopeia, which also contains Rho Cassiopeiae.

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V528 Carinae

V528 Carinae (V528 Car, HD 95950, HIP 54021) is a variable star in the constellation Carina.

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V602 Carinae

V602 Carinae (V602 Car, HD 97671) is a red supergiant and variable star of spectral type of M3 in the constellation Carina.

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V838 Monocerotis

V838 Monocerotis (V838 Mon) is a red star in the constellation Monoceros about 20,000 light years (6 kpc) from the Sun.

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V915 Scorpii

V915 Scorpii (HR 6392, HD 155603) is an orange hypergiant variable star in the constellation Scorpius.

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Variable star

A variable star is a star whose brightness as seen from Earth (its apparent magnitude) fluctuates.

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VV Cephei

VV Cephei, also known as HD 208816, is an eclipsing binary star system located in the constellation Cepheus, approximately 5,000 light years from Earth.

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VX Sagittarii

VX Sagittarii is a red supergiant or red hypergiant located more than 1.5 kiloparsec away from the Sun in the constellation of Sagittarius.

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VY Canis Majoris

VY Canis Majoris (VY CMa) is an extreme pulsating red hypergiant (or supergiant) star located in the constellation Canis Major.

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Westerlund 1

Westerlund 1 (abbreviated Wd1, sometimes called Ara Cluster) is a compact young super star cluster in the Milky Way galaxy, about 3.5–5 kpc away from Earth.

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Westerlund 1-26

Westerlund 1-26 or Wd 1-26 is a red supergiant or hypergiant within the outskirts of the Westerlund 1 super star cluster.

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William Herschel

Frederick William Herschel, (Friedrich Wilhelm Herschel; 15 November 1738 – 25 August 1822) was a German-born British astronomer, composer and brother of fellow astronomer Caroline Herschel, with whom he worked.

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WOH G64

WOH G64 is a red hypergiant star in the Large Magellanic Cloud satellite galaxy in the southern constellation of Dorado.

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WR 102ka

WR 102ka, also known as the Peony star, is a Wolf–Rayet star that is one of several candidates for the most luminous-known star in the Milky Way.

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WR 114

WR 114 is a Wolf-Rayet star in the constellation of Scutum.

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XX Persei

XX Persei (IRC +50052 / HIP 9582 / BD+54 444) is a semiregular variable red supergiant star in the constellation Perseus, between the Double Cluster and the border with Andromeda.

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Yellow hypergiant

A yellow hypergiant is a massive star with an extended atmosphere, a spectral class from A to K, and an initial mass of about 20–60 solar masses but having lost as much as half that mass.

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119 Tauri

119 Tauri (CE Tauri) is a star in the constellation Taurus.

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IX Carinae, Large star, Largest known star, Largest star, Largest stars, List of largest known stars, List of most voluminious stars, List of most voluminous stars.

References

[1] https://en.wikipedia.org/wiki/List_of_largest_stars

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