AllNews'Leo Cluster' - 1 News Result(s)Over 800 'Ultra Dark' Galaxies FoundWorld News | Press Trust of India | Tuesday June 23, 2015 Astronomers have discovered 854 previously hidden 'ultra dark' galaxies that may be filled with mysterious dark matter, in a region known as the Coma Cluster. www.ndtv.com'Leo Cluster' - 1 News Result(s)Over 800 'Ultra Dark' Galaxies FoundWorld News | Press Trust of India | Tuesday June 23, 2015 Astronomers have discovered 854 previously hidden 'ultra dark' galaxies that may be filled with mysterious dark matter, in a region known as the Coma Cluster. www.ndtv.comYour search did not match any documentsA few suggestionsMake sure all words are spelled correctlyTry different keywordsTry more general keywordsCheck the NDTV Archives:https://archives.ndtv.com