Alpha Orionis Page

In late 2019 and early 2020, it experienced a historic drop in brightness, eventually attributed to a massive surface mass ejection that cooled into an obscuring dust cloud.

A red supergiant nearing the end of its life cycle. alpha orionis

If placed at the center of our solar system, it would engulf the orbits of Mercury, Venus, Earth, and Mars, likely extending past Jupiter's orbit . In late 2019 and early 2020, it experienced

(α Orionis), famously known as Betelgeuse , is a massive red supergiant marking the western shoulder of the constellation Orion . It is one of the largest and most luminous stars visible to the naked eye. Physical Characteristics In late 2019 and early 2020