Globular clusters

Globular cluster NGC 6397, as seen by the Hubble Space Telescope.

Concentration of black holes found in ancient star cluster

Composite image of the globular cluster NGC 3201, obtained with the WFI instrument on the ESO/MPG 2.2-m telescope at La Silla. Image Credit: ESO

Strange star reveals black hole in cluster

An illustration of a binary star system within a globular cluster. Credit: Mark A. Garlick/University of Warwick

Globular clusters younger than thought?

Globular cluster NGC 1783 is one of the biggest globular clusters in the Large Magellanic Cloud, a satellite galaxy the Milky Way. Credit: NASA/ESA Hubble Space Telescope

Do globular clusters ‘adopt’ new stars?