3 October 2025
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  • [ 24 September 2025 ] Nova outburst in Centaurus News
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  • [ 8 September 2025 ] Potentially habitable planet TRAPPIST-1e displays tentative evidence for an atmosphere News
  • [ 18 August 2025 ] Ten-Year Lease Extension Confirmed at Herstmonceux Observatory News
  • [ 10 August 2025 ] Venus and Jupiter’s bright morning conjunction News
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News

Hubble observes the farthest active inbound comet yet seen

4 October 2017 Astronomy Now

NASA’s Hubble Space Telescope has photographed the farthest active inbound comet ever seen, at a whopping distance of 1.5 billion miles from the Sun. Slightly warmed by the remote Sun, it has already begun to develop an 80,000-mile-wide fuzzy cloud of dust, called a coma, enveloping a tiny, solid nucleus of frozen gas and dust.

News

Binary black holes found verging on merging

22 April 2015 Keith Cooper

Twin black holes, so close that they are gravitationally bound and orbiting around one another in the final stages before they merge to form one colossal black hole, have been found in a quasar that existed around 10.3 billion years ago.

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News Headlines

  • Nova outburst in Centaurus
    24 September 2025
  • Astronomy Now relaunches digital platform
    12 September 2025
  • Potentially habitable planet TRAPPIST-1e displays tentative evidence for an atmosphere
    8 September 2025
  • Ten-Year Lease Extension Confirmed at Herstmonceux Observatory
    18 August 2025
  • Graphic showing the close conjunction of Jupiter and Venus with other stars and contellations marked on a dark sky, above a horizon with trees in silhouette.
    Venus and Jupiter’s bright morning conjunction
    10 August 2025
  • Home
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      • September last issue
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  • Reviews
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  • Spaceflight Now
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  • Contact Us
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    • Ask Astronomy Now
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