2 June 2023
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  • [ 1 June 2023 ] Webb spots vast plume of water vapor spewing from Saturn’s moon Enceladus News
  • [ 26 May 2023 ] Seeing the universe in X-rays, optical and infrared, all at once News
  • [ 15 May 2023 ] A record-setting explosion as a supermassive black hole gorges on gas News
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  • [ 12 May 2023 ] Jammed radar boom on Jupiter-bound Juice probe finally freed News
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The dwarf galaxy that reveals the history of the universe

24 March 2015 Astronomy Now

Dwarf galaxy I Zw 18 stands out for its extreme scarcity of heavy elements, a characteristic typical of primeval galaxies. A map of ionised helium in the galaxy has just been published, indicating the presence of peculiar stars similar to the first that ever shone in the universe.

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News Headlines

  • Webb spots vast plume of water vapor spewing from Saturn’s moon Enceladus
    1 June 2023
  • Seeing the universe in X-rays, optical and infrared, all at once
    26 May 2023
  • A record-setting explosion as a supermassive black hole gorges on gas
    15 May 2023
  • Globular cluster mystery may be explained by short-lived ultra-massive suns
    13 May 2023
  • Jammed radar boom on Jupiter-bound Juice probe finally freed
    12 May 2023
  • Home
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      • April last issue
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  • Spaceflight Now
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