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Sun system
Studying the structure and history of exploration of the Solar system. As always, the principal researchers - this Petya and Masha. Today, they are in the observatory.
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Uploaded on February 23, 2014
Taken on November 7, 2013
Sun system
Studying the structure and history of exploration of the Solar system. As always, the principal researchers - this Petya and Masha. Today, they are in the observatory.
458
views
0
faves
0
comments
Uploaded on February 23, 2014
Taken on November 7, 2013