I/ATLAS might be over 7 billion years old, a new study reports, which would make it the oldest comet known. But experts caution we need more data.

Sometimes, in order to support an idea, you first have to discredit alternative, competing ideas that could take resources ...

Recreating artificial solar eclipses in space could help astronomers decipher the inner workings of our sun much quicker than ...

You've now reached the outer edges of our own solar system It would take you about 23 million years of continuous scrolling on this scale to get to the farthest regions of the observable universe ...