Looking for a sky event this week? Check out our full Sky This Week column. May 9: Look the croc in the eye Although still ...

A pair of newly discovered comets are making a rare double display in the night sky this week. SWAN and Lemmon, both of which were discovered this year, have reached their closest points to Earth in ...

Where to look: The comet is in Aquila, best seen a couple of hours after midnight, about 20° above the southeastern horizon. How to spot: Start at Lambda Aquilae and move 6.5° southeast; use a 4–6 ...

Comet C/2025 R3 PanSTARRS is days away from its close pass of the sun during an event known as perihelion.

Two bright green comets are streaming through the skies and are visible to skygazers in the Northern Hemisphere. Both hail from the outer edges of our solar system — possibly what's known as the Oort ...