Image: Space selfie from XMM-Newton X-ray observatory
Thursday, December 8, 2016 - 09:01
in Astronomy & Space
Launched on 10 December 1999, XMM-Newton is an X-ray observatory designed to investigate some of the most violent phenomena in the Universe. Sources that emit large amounts of X-rays include remnants of supernova explosions and the surroundings of black holes.