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Why did these 'ghost galaxies' suddenly stop making stars? - io9

According to predictive models, there should be thousands of ancient and tiny 'dwarf galaxies' in our neighborhood — but to date, astronomers have found but a few. And those discovered contain puzzlingly few stars, giving rise to the name 'ghost galaxies.

Submitted in section: Paranormal news 2012: Why did these 'ghost galaxies' suddenly stop making stars? - io9