Known as the "Parade of Planets," the celestial event will feature appearances from Mars, Jupiter, Uranus, Venus, Neptune and ...

A rare celestial event is lighting up the skies over Hawke’s Bay and New Zealand, with six planets aligning in a stunning ...

Data from NASA's Chandra X-ray Observatory reveals that black holes can cool gas to the proper temperature for a cosmic feast.

Highly energetic explosions in the sky are commonly attributed to gamma-ray bursts. We now understand that these bursts ...