30 March 2023
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Latest News
  • [ 29 March 2023 ] Supermassive black holes not impressive enough? Try the ultramassive version News
  • [ 28 March 2023 ] James Webb’s infrared vision lets astronomers take an exoplanet’s temperature News
  • [ 27 March 2023 ] NASA gearing up for OSIRIS-REx asteroid sample recovery News
  • [ 23 March 2023 ] A simpler, more mundane explanation for ‘Oumuamua’s strange behaviour News
  • [ 22 March 2023 ] Japanese Hakuto-R moon lander slips into lunar orbit News
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Equipment

Antlia ALP-T 5nm dual-band filter

14 October 2022 Astronomy Now

A dual-passband filter from Antlia that allows imagers to simultaneously capture narrowband data in hydrogen-alpha and oxygen-III light.

Equipment

Seeing the sights on Venus: Baader ultraviolet filter

2 October 2014 Steve Ringwood

If there is one thing you learn from the outset about Venus, it is that it is permanently shrouded in a blanket of cloud, but this filter will bring out some detail.

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News Headlines

  • Supermassive black holes not impressive enough? Try the ultramassive version
    29 March 2023
  • James Webb’s infrared vision lets astronomers take an exoplanet’s temperature
    28 March 2023
  • NASA gearing up for OSIRIS-REx asteroid sample recovery
    27 March 2023
  • A simpler, more mundane explanation for ‘Oumuamua’s strange behaviour
    23 March 2023
  • Japanese Hakuto-R moon lander slips into lunar orbit
    22 March 2023
  • Home
  • The Magazine
    • About
    • Current Issue
    • Subscribe
    • Renew Subscription
      • March last issue
      • April last issue
      • May last issue
  • AstroFest 2023
  • 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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