Mesmerizing footage captured this blue spiral in the night sky in Croatia from a SpaceX Falcon 9 rocket. The phenomenon was likely caused by frozen fuel from the second stage of the launch and could ...

The Pleiades, Ptolemy's Cluster, the Large Magellanic Cloud — here's how to center the sky's brightest deep-sky wonders in ...

As the Earth's shadow fell on the moon, the brilliant full moon transformed into the deep red "blood moon ... This is the same process that makes our sky appear blue by day or reddish-orange ...

Find out what's up in your night sky during January 2025 and how to see ... The “sisters” are medium-bright, hot blue stars named Asterope, Merope, Electra, Maia, Taygeta, Celaeno, and Alcyone.