Add Yahoo as a preferred source to see more of our stories on Google. Betelgeuse's boiling surface may be why the red supergiant star looks like it is rotating in observations. See a Max Planck ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Go outside tonight when it gets dark and look to the ...

The bright red star Betelgeuse, called ‘Thiruvathirai’ or ‘Ardra’ in Indian astronomy, is easily spotted in the constellation Orion. By examining its pulsation – the periodic contraction and expansion ...