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#470181
Tue 12 Dec 2017 02:33:PM
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Joined: Feb 2001
Posts: 381,903
Launch Director
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OP
Launch Director
Joined: Feb 2001
Posts: 381,903 |
Due to its unique evolutionary status, Cassiopeia A (Cas A) is one of the most intensely studied of these supernova remnants.
Source: [url=http://www.nasa.gov/mission_pages/chandra/images/chandra-reveals-the-elementary-nature-of-cassiopeia-a.html]Chandra Reveals the Elementary Nature of Cassiopeia A[/url]
David Cottle
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