
Galaxies battle in ‘cosmic joust’ witnessed by astronomers for the first time
By Kameryn Griesser, CNN (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 saw the distant galactic neighbors charging toward each other at more than 1.1 million miles per hour (1.8 million kilometers per
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