Astronomers Learn About Alien Galaxy's Evolution Through Images, Believe 'Something Significant Happened Not Too Long Ago' ...

"By putting together the individual results, like in a puzzle, we reconstruct the formation history of these systems." ...

The Oort cloud is a shell of icy objects that forms the very outskirts of our Solar System. Recently, a group of researchers ...

The researchers are now looking for more of these weird galaxies to learn more about how stars were forming in the first 1 ...

"That's weird," said Daniel Weisz ... Astronomers have learned that galaxies tend to start out small and grow larger by collecting gas and merging with other galaxies. But most dwarf galaxies ...

While many galaxies visibly display two or three rings of stars, a galaxy called LEDA 1313424 — 567 million light-years distant in the constellation Pisces — appears to have nine, caused by a ...

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For instance, Weisz says it's odd that half of the mini galaxies around Andromeda seem to follow the same plane, orbiting in the same direction. "That's weird. It was actually a total surprise to ...

"That's weird," said Weisz. According to the standard model, the dwarf galaxies should approach the dark matter halo — within ...

An ambitious new survey by the Hubble Space Telescope offers the first bird's-eye view of all known dwarf galaxies orbiting ...

"Everything scattered in the Andromeda system is very asymmetric and perturbed. It does appear that something significant happened not too long ago," Weisz said. "Our work has shown that low-mass ...

Dozens of dwarf galaxies swarming around the Andromeda Galaxy like bees have been caught on camera by the Hubble Space Telescope, which took more than a thousand orbits of the Earth to take enough ...