Astronomers have captured their clearest image yet of Betelgeuse’s long-suspected companion, potentially ending a search that lasted about 100 years. The surprisingly massive hidden star could help explain Betelgeuse’s changing brightness and may influence it…
Astronomers now have their strongest evidence yet that Betelgeuse, one of the best-known stars in the night sky, has a stellar companion. A team led by French astronomer Miguel Montargès used the Eur… [+5652 chars]