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Ancient Galaxies Fed On Gas, Not Collisions - Universe Today
[/caption]The traditional picture of galaxy growth is not pretty. In fact, it’s a kind of cosmic cannibalism: two galaxies are caught in ominous tango, eventually melding together in a fiery collision, thus spurring on an intense but short-lived bout of star formation. Now, new research suggests that most galaxies in the early Universe increased their … Continue reading "Ancient Galaxies Fed On Gas, Not Collisions"