In 2019, Betelgeuse mysteriously dimmed by a third of its brightness. Hubble data reveals the cause: a massive Surface Mass Ejection that disrupted its pulsation cycle. Explore how a star 764 times ...
Betelgeuse is one of the closest stars to Earth, at a distance of only 650 light-years away. This makes Betelgeuse a fan-favorite with professional and amateur astronomers alike. Betelgeuse is a red ...