Posts by 

Armando Caussade

Sun

Sun activity: Meet sunspot region AR3445 (again)

Sun activity for September 24 is moderate, with 4 M flares, including a M4.4 flare from AR3445. This large flare might have a CME associated with it.
Sun

Sun activity archive for September 2023

Sun activity archive for September 2023. A daily record of flaring, big filaments and prominences, and other sorts of activity, on our local star.
Sun

Sun activity archive for August 2023

Sun activity archive for August 2023. A daily record of flaring, big filaments and prominences, and other sorts of activity, on our local star.

Best deep-sky photos for August 2023: Nebulae and more

Enjoy this gallery of the best deep-sky photos of August 2023 from our EarthSky community. If you have a great photo to share, send it in. We love to see them!
Sun

Sun activity archive for July 2023

Sun activity archive for July 2023. A daily record of flaring, big filaments and prominences, and other sorts of activity, on our local star.
Sun

Sun activity archive for June 2023

Sun activity archive for June 2023. A daily record of flaring, big filaments and prominences, and other sorts of activity, on our local star.
Sun

Sun activity archive for May 2023

Sun activity archive for May 2023. A daily record of flaring, big filaments and prominences, and other sorts of activity, on our local star.
Sun

Sun activity archive for April 2023

Sun activity archive for April 2023. A daily record of flaring, big filaments and prominences, and other sorts of activity, on our local star.
Sun

Sun activity archive for March 2023

Sun activity archive for March 2023. A daily record of flaring, big filaments and prominences, and other sorts of activity, on our local star.
Sun

Sun activity archive for February 2023

Bottom line: Sun activity archive for February 2023. A daily record of flaring, big filaments and prominences, and other sorts of activity, on our local star.