Telescopes around the world have spotted a monster radio jet streaming from a quasar dating back to the first 1 billion years ...

From decades of astronomical observations, scientists know that most galaxies contain massive black holes at their centers.

“One of the goals [of astrobiology] is to go to [other worlds] and look for microorganisms, but in the meantime there’s so ...

A recently released animation shows a new look at a large asteroid that has a small, but significant, chance of impacting ...