Astronomers witness the steadfast beating heart of a black hole - CNNhttps://edition.cnn.com/2020/06/12/world/black-hole-beating-heart-scn/index.html
1999 XMM-NewtonBlack holesEuropean Space Agency (ESA, ASE)
XMM-Newton - Wikipediahttps://en.wikipedia.org/wiki/XMM-Newton
1999 XMM-Newton

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1999 XMM-Newton
European Space Agency (ESA, ASE)Space telescopes and research satellitesX-rays

Names and synonyms

  • XMM-Newton
  • XMM-Newton X-ray satellite
  • High Throughput X-ray Spectroscopy Mission
  • X-ray Multi-Mirror Mission