Science Fair Project Encyclopedia
Category:Astronomy
Astronomy is a science involving the observation and explanation of events occurring outside Earth and its atmosphere. It studies the origins, evolution, physical and chemical properties of objects that can be observed in the sky (and are outside the earth), as well as the processes involving them.
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Subcategories
There are 20 subcategories to this category.|
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Articles in category "Astronomy"
There are 180 articles in this category. Last updated: 06-01-2005 20:36:31
03-10-2013 05:06:04
The contents of this article is licensed from www.wikipedia.org under the GNU Free Documentation License. Click here to see the transparent copy and copyright details
The contents of this article is licensed from www.wikipedia.org under the GNU Free Documentation License. Click here to see the transparent copy and copyright details


