Some black holes are anything but black – and we've found more than 75,000 of the brightest ones
- Written by: Jessica Thorne, Astrophysics PhD Candidate, The University of Western Australia
ESO/WFI (Optical); MPIfR/ESO/APEX/A.Weiss et al. (Submillimetre); NASA/CXC/CfA/R.Kraft et al. (X-ray), CC BY-SAWhen the most massive stars die, they collapse to form some of the densest objects known in the Universe: black holes. They are the “darkest” objects in the cosmos, as not even light can escape their incredibly strong gravity....
