A family of stars spotted by the Gaia space telescope are behaving like none we have seen before, expanding the bounds of ...

Astronomers have just revealed the largest collection of galaxy groups ever observed—thanks to the powerful eyes of the James ...

"Ophion is filled with stars that are set to rush out across the galaxy in a totally haphazard, uncoordinated way, which is far from what we’d expect for a family so big," said Dylan Huson of Western ...

A STS-125 crewmember aboard the space shuttle Atlantis captured this still image of the Hubble Space Telescope as the two spacecraft continued their relative separation on May 19, 2009 ...