When the bright star Betelgeuse explodes, it will be an impressive sight. The stellar explosion, known as a supernova, will be brighter than any planet and almost as bright as the full moon.
In it, the “behemoth” star appears to puff out gas and dust, a critical final step before exploding in a supernova. The star, known as WOH G64, is 160,000 light-years from Earth in the Large ...