11 November 2025
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News

Black hole rethink after 11-year cosmic search fails to detect gravitational waves

25 September 2015 Astronomy Now

One hundred years since Einstein proposed gravitational waves as part of his general theory of relativity, an 11-year search performed with CSIRO’s Parkes telescope has shown that an expected background of waves is missing, casting doubt on our understanding of galaxies and black holes.

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News Headlines

  • How to see Comet Lemmon
    29 October 2025
  • Hubble revisits a cosmic yardstick
    25 October 2025
  • Europe’s planet hunting spacecraft complete and ready for final testing
    21 October 2025
  • Nova outburst in Centaurus
    24 September 2025
  • Astronomy Now relaunches digital platform
    12 September 2025
  • Home
  • The Magazine
    • About
    • Current Issue
    • Subscribe
    • Renew Subscription
      • September last issue
      • August last issue
      • July last issue
  • AstroFest 2026
  • News
  • Observing
    • UK Sky Chart
    • Almanac
    • Scope Calc
    • DSLR Calc
  • Reviews
    • Equipment
    • Book Reviews
  • Spaceflight Now
  • Shop
  • Contact Us
    • Subscriptions
    • Your Views
    • Ask Astronomy Now
    • Editorial
    • Advertising
    • AstroListings

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