When two galaxies collide they often stop making new stars

2 years ago 116

When 2 galaxies collide, it creates a burst of vigor that kills disconnected prima enactment – a process that strangely doesn’t lucifer up with what we spot successful simulations of galactic smash-ups

Space 29 September 2022

By Leah Crane

Galaxies merging

Freshly-merged galaxies tin halt forming stars

European Space Agency/Hubble & NASA

When galaxies collide, caller stars often halt forming. This effect has been predicted by simulations for much than a decade, but observational grounds for it has been sparse and much caller theoretical enactment has brought it into question. Now, researchers person demonstrated that freshly-merged galaxies are acold much apt than peaceful ones to unopen down prima formation.

Sara Ellison astatine the University of Victoria successful Canada and her colleagues assembled a illustration of 508 galaxies that had experienced mergers wrong the past cardinal years …

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