Evolution, 3-D animation of Cassiopeia A | Science News

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Evolution, 3-D animation of Cassiopeia A

Videos chart old supernova remnant, give 3-D perspective

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1:01pm, January 6, 2009

LONG BEACH, Calif. — Two new videos reveal the dynamic nature of the supernova remnant Cassiopeia A — the remains of a star believed to have exploded 330 years ago. Researchers unveiled the videos on January 6 at the winter meeting of the American Astronomical Society.

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