How does the color of stars relate to their temperature?

1 Answer
Oct 18, 2015

Different color stars have different temperature.

Explanation:

Starting with our Sun. Our sun is a Yellow main sequence star, These normal sized yellow stars have a surface temperature of about 5000-6000 degrees Celsius. Orange stars like the one in the Orion constellation (Betelgeuse) is a Supergiant much bigger than our sun. These stars have a lower surface temperature than our sun of about 3000 - 4000 degrees Celsius. Than there are Blue stars, these are the most luminous and the biggest and hottest. Ranging from above 10000 degrees Celsius to several thousand Celsius. Brown dwarf stars are the coldest stars. There are brown dwarf stars that are no hotter than a cup of coffee.