The name is "Barndard's star". Wikipedia lists it at 3,134 ± 102 Kelvin. (Subtract 273 degrees if you want this in Celsius.) The "plus or minus" refers to the uncertainty (estimated error).
Barnards star has a mass of between 0.15 and 0.17 solar masses.
Barnards star has a mass of between 0.15 and 0.17 solar masses.
Barnard's Star is approximately 6 light years away.
Barnards Star, approximately 6 light years distant.
Barnard's Star is a very low-mass red dwarf star and has a spectral type of M4V.So it has the colour red.
It has a radius of between 0.15 and 0.20 that of our Sun. The Sun has a radius of about 696,000 km, so Barnard's Star has a radius of between 104,400 km and 139,200. Average about 121,800 km
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Barnard's Star is located in the Milky Way galaxy, which is the galaxy where our solar system is also located. It is a red dwarf star and is one of the closest stars to our solar system, at a distance of about 6 light-years away.
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Yes, a star is a glowing sphere of hot gas.
The blue star is the hottest star.
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