Category:Astronomy in the 9th century

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Subcategories

This category has the following 2 subcategories, out of 2 total.

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9th-century astronomers (1 C)
9th-century solar eclipses (1 F)

Media in category "Astronomy in the 9th century"

This category contains only the following file.

Lunar phases al-Biruni.jpg 2,192 × 1,544; 538 KB

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