starspots

The Sun Didn't Have any Sunspots for 70 Years, now we Might Know why

A study of nearly 60 stars lets us understand why our Sun was once quiet for 70 years.

2 months ago

1 in 10 Red Giants are Covered in Spots, and They Rotate Surprisingly Quickly

Sunspots are common on our Sun. These darker patches are cooler than their surroundings, and they're caused by spikes in…

2 years ago

Betelgeuse Probably Dimmed Because of Enormous Starspots

A few months ago we all watched as Betelgeuse dimmed. Between October 2019 and 22nd of February 2020 the star's…

2 years ago

Seeing Starspots: The Curious Case of XX Trianguli

Ever wonder what happens on the surface of other stars? An amazing animation was released this week by astronomers at…

7 years ago