NASA has released a new composite image of two spiral galaxies, NGC 2207 and IC 2163, as they begin a multi-billion-year process of merging into a single celestial entity. This event was captured with ...
A faint dwarf galaxy drifting 45 million light-years from Earth may have joined one of astronomy’s strangest clubs. It belongs to a tiny set of galaxies that seem to exist without dark matter.
Dark matter-free galaxy NGC 1052-DF9 was confirmed by Yale astronomers on June 16, 2026 — the third of its kind ever found ...
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