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Researchers discover that a giant smash of galaxy clusters forms bar structure in spiral galaxies

24 Jun 2019 Nature Astronomy

Galaxy clusters caught in a first kiss

For the first time, astronomers have found two giant clusters of galaxies that are just about to collide.

24 Jun 2019 Nature Astronomy

Distant and ancient

SPT0615 is a massive cluster of galaxies, one of the farthest observed to cause gravitational lensing.

6 May 2019 ESA/Hubble