Enjoy this gallery of deep-sky photos for December 2025 from our EarthSky community. If you have a great photo to share, send it in, too. We love to see them!

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1 day ago · Courtesy of NASA/SDO and the AIA, EVE, and HMI science teams, with labeling by EarthSky. Armando Caussade posted today’s sun. Why are east and west on the sun reversed?

1 day ago · Join EarthSky’s Marcy Curran in a video preview of the moon phases – and planetary alignments – for the month of January 2026. See what’s in store in the night sky this month.

3 days ago · Astronomers have found evidence for a thick atmosphere on lava planet TOI-561 b. It's a broiling hot super-Earth world 560 light-years from Earth.

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Sun activity archive for December 2025. A daily record of flaring, big filaments and prominences, and other sorts of activity, on our local star.

Dec 21, 2025 · Earth's radio bubble is the extent to which our radio broadcasts have traveled. The 1st intentional radio broadcast was on December 24, 1906. Where is it now?

It’ll climb higher as the night goes by. Chart via EarthSky. This low-key meteor shower – which always peaks around the solstice – is somewhat overlooked due to the holiday season.

Enjoy this gallery of deep-sky photos for October 2025 from our EarthSky community. If you have a great photo to share, send it in, too. We love to see them!