4 October 2023
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News

Gravitational vortex provides new way to study matter close to a black hole

14 July 2016 Astronomy Now

The European Space Agency’s orbiting XMM-Newton X-ray observatory has proved the existence of a ‘gravitational vortex’ around a black hole. The discovery, aided by NASA’s NuSTAR mission, solves a mystery that has eluded astronomers for more than 30 years and will allow them to map the behaviour of matter very close to black holes.

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News Headlines

  • The Great Square of Pegasus: heralding autumn
    11 September 2023
  • New comet predicted to brighten rapidly as it sprints Sunwards
    18 August 2023
  • NASA picks up faint carrier signal from Voyager 2
    2 August 2023
  • Razor-sharp test images show Euclid’s instruments performing as expected
    31 July 2023
  • NASA loses touch with Voyager 2; waits for craft to ‘phone home’
    31 July 2023
  • Home
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      • September last issue
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  • AstroFest 2023
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    • UK Sky Chart
    • Almanac
    • Scope Calc
    • DSLR Calc
  • Reviews
    • Equipment
    • Book Reviews
  • Spaceflight Now
  • Shop
  • Contact Us
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    • Ask Astronomy Now
    • Editorial
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