Tuesday, 12 December 2017

Chandra Reveals the Elementary Nature of Cassiopeia A


Due to its unique evolutionary status, Cassiopeia A (Cas A) is one of the most intensely studied of these supernova remnants. via NASA http://ift.tt/2C6ofVz

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Hubble Captures an Active Galactic Center

This Hubble image shows the spiral galaxy UGC 11397, which resides in the constellation Lyra (The Lyre). via NASA https://ift.tt/oNArYFz