List of coolest stars

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This is a list of coolest stars discovered, arranged by decreasing temperature. The stars with temperatures lower than 2,000 K are included.

List[]

This list is incomplete; you can help by . (October 2016)

Star name	Temperature (K)	Spectral type	Distance (light years)
WISE J0855-0714	225–260^[1]	Y4	7.27±0.13
WISE 1828+2650	250-400	>Y2	46.6
CFBDSIR 1458+10B	370	Y0	104
WISE 1217+1626 B	450	Y0-0.5	33
WISE 1217+1626 A	575	T8.5-9	33
2MASS 0939-2448 A/B	650^[2]	T8	17.4±0.4
2MASS 0415-0935	764	T8V	18.6±0.2
2M 1237+6526	850^[3]	T6.5	46
SCR 1845-6357B	950	T6	13.050±0.008
ε Indi Bb	993	T6
2MASS 0243-2453	1,050	T6	35±1
Cha 110913-773444	1,350	M9.5	529
ε Indi Ba	1,353	T1-1.5
2MASS 0036+1821	1,650	L3.5	28.51±0.05
2MASS 1507-1627	1,650	L5	24.12±0.06
	1,670^[4]	C5,9e
OTS 44	1,700	M9.5	554
S Cassiopeiae	1,800	S3,4–S5,8	3,100±300
	1,820^[4]	N
	1,850^[4]	C6,2e
	1,875^[4]	C
	1,940^[4]	C-N5+
	1,975^[4]	C7,2e

References[]

^ Clavin, Whitney; Harrington, J. D. (25 April 2014). "NASA's Spitzer and WISE Telescopes Find Close, Cold Neighbor of Sun". NASA.gov. Archived from the original on 26 April 2014.
^ Leggett, Sandy K.; Cushing, Michael C.; Saumon, Didier; Marley, Mark S.; Roellig, Thomas L.; Warren, Stephen J.; Burningham, Ben; Jones, Hugh R. A.; Kirkpatrick, J. Davy; Lodieu, Nicolas; Lucas, Philip W.; Mainzer, Amy K.; Martín, Eduardo L.; McCaughrean, Mark J.; Pinfield, David J.; Sloan, Gregory C.; Smart, Richard L.; Tamura, Motohide; Van Cleve, Jeffrey E. (2009). "The Physical Properties of Four ~600 K T Dwarfs". The Astrophysical Journal. 695 (2): 1517–1526. arXiv:0901.4093. Bibcode:2009ApJ...695.1517L. doi:10.1088/0004-637X/695/2/1517.
^ Liebert & Burgasser (2007). "On the Nature of the Unique Hα-emitting T Dwarf 2MASS J12373919+6526148". Astronomy & Astrophysics. 655 (1): 522–527. arXiv:astro-ph/0609793. Bibcode:2007ApJ...655..522L. doi:10.1086/509882.
^ ^a ^b ^c ^d ^e ^f Bergeat, J.; Chevallier, L. (2005). "The mass loss of C-rich giants". Astronomy and Astrophysics. 429: 235–246. arXiv:astro-ph/0601366. Bibcode:2005A&A...429..235B. doi:10.1051/0004-6361:20041280.

v t Stars
Formation	Accretion Molecular cloud Bok globule Young stellar object Protostar Pre-main-sequence Herbig Ae/Be T Tauri FU Orionis Herbig–Haro object Hayashi track Henyey track
Evolution	Main sequence Red-giant branch Horizontal branch Red clump Asymptotic giant branch super-AGB Blue loop Protoplanetary nebula Planetary nebula PG1159 Dredge-up OH/IR Instability strip Luminous blue variable Blue straggler Stellar population Supernova Superluminous supernova / Hypernova
Spectral classification	Early Late Main sequence O B A F G K M Brown dwarf WR OB Subdwarf O B Subgiant Giant Blue Red Yellow Bright giant Supergiant Blue Red Yellow Hypergiant Yellow Carbon S CN CH White dwarf Chemically peculiar Am Ap/Bp HgMn Helium-weak Barium Extreme helium Lambda Boötis Lead Technetium Be Shell B[e]
Remnants	Compact star White dwarf Helium planet Black dwarf Neutron Radio-quiet Pulsar Binary X-ray Magnetar Stellar black hole X-ray binary Burster SGR
Hypothetical	Blue dwarf Green Black dwarf Exotic Boson Electroweak Strange Preon Planck Dark Dark-energy Quark Q Black Gravastar Quasi-star Thorne–Żytkow object Iron Blitzar White hole Planck star
Stellar nucleosynthesis	Deuterium burning Lithium burning Proton–proton chain CNO cycle Helium flash Triple-alpha process Alpha process Carbon burning Neon burning Oxygen burning Silicon burning S-process R-process Fusor Nova Symbiotic Remnant Luminous red nova
Structure	Core Convection zone Microturbulence Oscillations Radiation zone Atmosphere Photosphere Starspot Chromosphere Stellar corona Stellar wind Bubble Bipolar outflow Accretion disk Protoplanetary disk Proplyd Asteroseismology Helioseismology Circumstellar dust Circumstellar envelope Eddington luminosity Kelvin–Helmholtz mechanism
Properties	Designation Dynamics Effective temperature Luminosity Kinematics Magnetic field Absolute magnitude Mass Metallicity Rotation Starlight Variable Photometric system Color index Hertzsprung–Russell diagram Color–color diagram
Star systems	Binary Contact Common envelope Eclipsing Symbiotic Multiple Cluster Open Globular Super Planetary system
Earth-centric observations	Sun Solar radio emission Solar System Sunlight Pole star Circumpolar Constellation Asterism Magnitude Apparent Extinction Photographic Radial velocity Proper motion Parallax Photometric-standard
Lists	Proper names Arabic Chinese Extremes Most massive Highest temperature Lowest temperature Largest volume Smallest volume Brightest Historical brightest Most luminous Nearest Nearest bright With exoplanets Brown dwarfs Red dwarfs White dwarfs Milky Way novae Supernovae Candidates Remnants Planetary nebulae Timeline of stellar astronomy
Related	Substellar object Brown dwarf Sub-brown dwarf Planet Galactic year Galaxy Guest Gravity Intergalactic Planet-hosting stars Tidal disruption event
Category:Stars · Stars portal

This list is incomplete; you can help by . (December 2016)

List of coolest stars

List[]

See also[]

References[]