When two galaxies collide they often stop making new stars
When two galaxies collide, it creates a burst of energy that kills off star formation – a process that strangely doesn’t match up with what we see in simulations of galactic smash-ups
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When two galaxies collide, it creates a burst of energy that kills off star formation – a process that strangely doesn’t match up with what we see in simulations of galactic smash-ups
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