Category:2154 in astronomy
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Science: Astronomy ·
Deutsch: 2154 in der Astronomie
English: 2154 in astronomy
Македонски: Астрономијата во 2154 година
Русский: 2154 год в астрономии
Svenska: Astronomiåret 2154
Subcategories
This category has the following 2 subcategories, out of 2 total.