Three views of sunspot AR2738, one a full sun in H-alpha, one a full sun in white light, and the last a closeup of the sunspot in white light.

April 11, 2019

Like what you read?
Subscribe and receive daily news delivered to your inbox.

Your email address will only be used for EarthSky content. Privacy Policy
Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.

More from 

Deborah Byrd

View All