Physical Science



M87

M87, also known as Virgo A or NGC 4486, is a giant elliptical galaxy that lies 15 million parsecs away (53 million light years) in the center of the Virgo Cluster. It is a super-giant D class galaxy with an…
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The Truth about Galaxy Collisions

Galaxy collisions are quite common and are believed to be one of the main factors driving cosmic evolution.  In fact, most galaxies have probably been involved in several collisions since their initial formation.  These collisions take hundreds of millions of years…
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