Sun news: Returning powerhouse shows its nose

Small ants clean larger ants, a researcher has discovered. It’s the first known case of interspecies grooming between ants.

Comet R3 PanSTARRS is closest to Earth on April 26. See a cool image from a sun-watching spacecraft, and these fantastic community photos.

AI-powered robots are helping researchers locate and remove waste from Europe’s seafloor, making underwater cleanup safer and more efficient.

New citizen science project Space Warps lets you study new Euclid space telescope data to find galaxies bending the fabric of the universe.

We’re expecting multiple days of severe weather across the Plains and Midwest this weekend and into early next week. Find out more here.

Sun news for May 18, 2026: A coronal mass ejection is racing toward Earth. G1-G2 (minor-moderate) storms and auroras are possible overnight.