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A Rare Extragalactic Stellar Stream Reveals Hidden Dark Matter

August 13, 2026
A Rare Extragalactic Stellar Stream Reveals Hidden Dark Matter
By Scott Johnston (https://ift.tt/lxNuyXo)

Hubble Space Telescope image showing the globular cluster stellar stream. Hubble Space Telescope and Holm et al. (2026)

Scientists have discovered a rare star formation hidden in a distant galaxy, unlike anything seen before beyond the Milky Way. What’s more, the discovery offers a brand new way to measure the distribution of dark matter in distant galaxies.



August 14, 2026 at 05:21AM
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