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1999 XMM-Newton
XMM-Newton
XMM-Newton X-ray satellite
High Throughput X-ray Spectroscopy Mission
X-ray Multi-Mirror Mission
Parent topics
European Space Agency (ESA, ASE)
Space telescopes and research satellites
X-rays
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Astronomers witness the steadfast beating heart of a black hole - CNN
https://edition.cnn.com/2020/06/12/world/black-hole-beating-heart-scn/index.html
1999 XMM-Newton
Black holes
European Space Agency (ESA, ASE)
XMM-Newton - Wikipedia
https://en.wikipedia.org/wiki/XMM-Newton
1999 XMM-Newton