Talk:Betelgeuse/@comment-71.167.113.70-20160704023450

If no one notice, for each stage she evolve, she changed color in the same color as the star age (in reference to our sun). The final evolution is red, a red giant.

Pink: Gas and dust -> light blue/white: protostar -> yellow: young star -> gold: aged star (almost out of hydrogen) -> red: red giant