The Webb space telescope has found chemical clues to the origin of interstellar comet 3I/ATLAS. It appears to be several times older than our solar system.
Sun news for June 24, 2026: Large sunspot arriving on southeast limb fires C8.7! Coronal hole stream building. G1 storms possible June 25–26. Stay tuned!
EarthSky's visible planets and night sky guide. Find out why June's full moon is so low in the sky for Northern Hemisphere observers in today's livestream.
A bright light zips through the night sky. But what is it? Asteroid or comet? Find the answers here and share your knowledge with your friends and family.