Discovery suggests red supergiant Betelgeuse was actually yellow 2,000 years ago

Utilizing historic depictions and descriptions of Betelgeuse via the ages, scientists had been capable of roughly decide when the supergiant star obtained its crimson hue. The staff discovered that the star, positioned within the constellation of Orion within the Milky Approach about 640 light-years from Earth, modified from a yellow-orange coloration to crimson about 2,000 … Read more