Binary Stars

Betelgeuse’s hidden companion star, Siwarha, discovered after a century of mystery

A century-old mystery surrounding Betelgeuse is solved as scientists confirm a hidden companion star using cutting-edge Earth-based telescopes.

Astronomers detect mysterious radio pulses from a nearby binary star system Joshua Shavit

Bright star Betelgeuse likely has a ‘Betelbuddy’ stellar companion Joshua Shavit

Astronomers at MIT find a ‘cataclysmic’ pair of stars with the shortest orbit yet Joseph Shavit