Betelgeuse red giant has a companion star: Key Highlights | TheBriefWire
Betelgeuse red giant has a companion star
Published 29 July 2026 ยท science
Synopsis Betelgeuse's companion star discovered explained its variable brightness. Astronomers have confirmed Betelgeuse, a famous night sky star, has a hidden companion. This small, hot
Synopsis Betelgeuse's companion star discovered explained its variable brightness. Astronomers have confirmed Betelgeuse, a famous night sky star, has a hidden companion. This small, hot star, named Siwarha, has been orbiting Betelgeuse for generations.
Using advanced telescopes, scientists captured the sharpest image of Siwarha, confirming its existence. Siwarha's presence may influence Betelgeuse's eventual supernova explosion. Further observations are planned