3 October 2025
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dwarf galaxy

News

Dwarf galaxy’s gamma-rays hint at dark matter

11 March 2015 Astronomy Now

An excess of gamma rays detected coming from a recently discovered dwarf galaxy named Reticulum 2, which is 98,000 light years from Earth, could provide researchers with clues about dark matter, which is the mysterious stuff that makes up most of the Universe.

News

Milky Way’s dark-matter-dominated companion galaxy found

9 February 2015 Astronomy Now

Analysis of near-infrared data from the European Southern Observatory’s VISTA telescope provides evidence for a dark-matter-dominated dwarf galaxy 300,000 light-years away predicted to exist in 2009.

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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
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