Category:Astronomy
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Astronomy is a science involving the observation and explanation of events occurring outside Earth and its atmosphere. It includes the study of the origin, evolution, and physical and chemical properties of objects that can be observed in the sky, space, and in the whole universe.
Subcategories
This category has the following 6 subcategories, out of 6 total.
Pages in category "Astronomy"
The following 134 pages are in this category, out of 134 total.