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dark grey star The age of the universe is 13.8 billion years, and the diameter is about 93 billion light-years The Pisces-Cetus Supercluster plex is 1 billion light-years long and 150 million light-years wide. The Laniakea super gaxy has a diameter of 520 million light-years and tains 100,000 gaxies. The Virgo Supercluster is 100 million light-years in diameter and tains 47,000 gaxies. The Local Group of Gaxies is 10 million light-years in diameter and tains 50 gaxies The Andromed
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