WASHINGTON (Reuters) - Astronomers have observed two distant galaxies - both possessing roughly as many stars as our Milky Way - careening toward each other before their inevitable merger at a time ...

Astronomers have for the first time spotted two galaxies in the throes of a deep-space “duel.”Related video above: The dark energy pushing our universe apart may not be what it seems, scientists ...

Add Yahoo as a preferred source to see more of our stories on Google. An artist's impression shows a galactic merger in which the galaxy on the right hosts a quasar at its core By Will Dunham ...

(CNN) — Astronomers have for the first time spotted two galaxies in the throes of a deep-space “duel.” Using combined observations from ground-based telescopes over nearly four years, the researchers ...