A stunning blue light likely caused by SpaceX Falcon 9 rocket fuel illuminated the night skies over Europe on Monday.

The universe is full of phenomena that have seemed unexplainable to human beings, but only until science had an answer for it.

The night sky this week brings a first peek at the Lyrids Meteor Shower before its actual peak, plus planets including Venus, ...

T Coronae Borealis (T CrB) is reappearing in the spring night sky ... Corona Borealis will rise in the eastern sky about three hours after sunset. It will become easily visible around four ...

Catch two transits of Io, spot sparkling star clusters, and view Mars at aphelion while the April Full Moon lights the sky ...