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Examples of Astronomy
Galaxy Posted on 2011-01-10 23:21:21A galaxy is a massive, gravitationally bound system that consists of stars and stellar remnants, an interstellar medium of gas dust, and an ...
Asterism Posted on 2011-01-10 23:12:16An asterism is a pattern of stars seen in Earth"s night sky. It may form part of an official constellation, or be composed of stars from mor...
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