5 July 2022
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Latest News
  • [ 9 June 2022 ] Micrometeoroid dings James Webb mirror segment News
  • [ 12 May 2022 ] Milky Way’s supermassive black hole shines in stunning first portrait News
  • [ 9 May 2022 ] Webb optical alignment complete and virtually perfect News
  • [ 2 May 2022 ] Ingenuity zooms over Mars rover’s discarded parachute and backshell News
  • [ 14 April 2022 ] The largest comet ever seen has been measured – and it’s a whopper News
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satellites

News

IAU offers provisional details of threat due to satellite constellations

12 February 2020 Astronomy Now

The International Astronomical Union raises more red flags about the possible impact of large satellite constellations on Earth-based astronomy.

News

Earth’s ‘plasmaspheric hiss’ protects against a harmful radiation belt

27 November 2014 Astronomy Now

Researchers at MIT, the University of Colorado and elsewhere have found that very low-frequency electromagnetic waves in the Earth’s upper atmosphere form a shield, protecting the planet’s surface from the Van Allen belt’s high-energy radiation.

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News Headlines

  • Micrometeoroid dings James Webb mirror segment

    9 June 2022
  • Milky Way’s supermassive black hole shines in stunning first portrait

    12 May 2022
  • Webb optical alignment complete and virtually perfect

    9 May 2022
  • Ingenuity zooms over Mars rover’s discarded parachute and backshell

    2 May 2022
  • The largest comet ever seen has been measured – and it’s a whopper

    14 April 2022
  • Home
  • The Magazine
    • About
    • Current Issue
    • Subscribe
    • Renew Subscription
      • August last issue
      • July last issue
      • June last issue
  • AstroFest
  • 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

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