We already know a decent amount about how planets form, but moon formation is another process entirely, and one we're not as ...

The NASA spacecraft tasked with uncovering the secrets of Jupiter, king of the planets, is running out of time. The Juno ...

Large dark matter particles hitting Jupiter’s largest moon would form distinctive craters in its icy surface, and upcoming ...

Look to the east in the hours preceding sunrise on Aug. 20 to see a thin crescent moon rendezvous with Venus and Jupiter to form a celestial triangle in the predawn sky. The 9%-lit waning crescent ...

The Perseid meteor shower is peaking soon. This year, a bright moon will hinder viewing during peak viewing early Wednesday, ...