It's a cosmic Christmas! NASA just released new images of a nearby star cluster that resembles a wreath and another that looks like a Christmas tree. The wreath-like cluster is actually named "NGC ...

It’s almost globular cluster season. One of the mysteries of our galaxy and every other, these dense groupings of up to a million stars—the most massive and oldest star clusters in the ...

NGC 2002 is an open star cluster that resides roughly 160,000 light-years away from Earth. The globular cluster NGC 2031 can be seen shining brightly in the constellation Mensa in the Large ...

Hubble’s Wide Field Camera 3 captures the star cluster Liller 1, a 30,000-light-year-distant system that began forming stars over 11 billion years ago. The open cluster Trumpler 14, located ...

New research may have delivered bad news for scientists who thought they had discovered a "missing link" black hole in a dense Milky Way star cluster. The new findings imply that, rather than a ...