"When Arp 220 is observed as a whole, it's one of the best places in the universe for astronomers to study how gravity, star ...

Astronomers at Texas A&M University have discovered a rare, tightly packed collision of galaxies in the early universe, ...

The six-year results from the Dark Energy Survey highlight unresolved tensions in standard cosmological theory.

"It is amazing to see that we are gradually moving towards combining these breakthrough observations across multiple frequencies and completing the picture of the jet launching region." ...

New simulations performed on a NASA supercomputer are providing scientists with the most comprehensive look yet into the ...