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The Milky Way ate 11 other galaxies

Astronomers have discovered 11 new stellar streams—remnants of smaller galaxies torn apart and devoured by our Milky Way. The finding is among the highlights …

Quasar at edge of cosmic dawn is most distant yet

  Astronomers have discovered the most distant quasar ever known. Supermassive black holes lurk at the centers of many galaxies. While some—like the …

NASA’s Hubble finds evidence of galaxy star birth regulated by black-hole fountain

Astronomers have uncovered a unique process for how the universe’s largest elliptical galaxies continue making stars long after their peak years of star …

Dead galaxies in Coma Cluster may be packed with dark matter

Galaxies in a cluster roughly 300 million light years from Earth could contain as much as 100 times more dark matter than visible matter, according to an …

Even galaxies can fail

For a galaxy, a lifespan of just a billion years y simply a failure. But if cars fail, men fail, countries fail and even entire planets fail, why a galaxy …