Hidden neighbor: Astronomers confirm long-suspected companion star near Betelgeuse
Monday, July 21, 2025 - 11:13
in Astronomy & Space
Betelgeuse is one of the brightest stars in the night sky, and the closest red supergiant to Earth. It has an enormous volume, spanning a radius around 700 times that of the sun. Despite only being ten million years old, which is considered young by astronomy standards, it's late in its life.