Alpha Orionis -

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.

Usually the 10th brightest star in the night sky, its magnitude typically ranges from +0.0 to +1.3 . 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