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W.M. Keck Observatory discovered a massive galaxy composed almost entirely of dark matter
Scientists Discover Massive Galaxy Made of 99.99 Percent Dark Matter
Credit: Pieter van Dokkum, Roberto Abraham, Gemini, Sloan Digital Sky Survey SCIENCE CONTACT Pieter van DokkumYale UniversityNew Haven, Connecticut, USATel: +1-203-432-3000E-mail: pieter.vandokkum@yale.edu MEDIA CONTACT Steve JeffersonW. M. Keck Observatory(808) 881-3827 sjefferson@keck.hawaii.edu MAUNAKEA, Hawaii - Using the world's most powerful telescopes, an international team of astronomers has discovered a massive galaxy that consists almost entirely of Dark Matter.
keckobservatory.org



