Globular clusters

Space Astronomers discover a lost galaxy buried in the Milky Way’s ancient star clusters

Hubble traced 12 ancient star clusters to a vanished dwarf galaxy that merged with the young Milky Way about 12 billion years ago.

Space 2-kiloparsec trail of stars could reveal how dark matter shapes galaxies Joseph Shavit

Space Astronomers discover three distinct groups of merging black holes Joshua Shavit

Space Nearly invisible galaxy may be built mostly of dark matter, Hubble finds Joseph Shavit