books فلكيون كتلونيون
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# Catalan footballers
# Catalan scholars
# Catalan philosophers
# Arab astronomers
# Contemporary Arab astronomers
# Persian astronomers
# Muslim astronomers
# South African astronomers
# ancient astronomers
# Astronomers from the Ottoman Empire
# ancient chinese astronomers
# ancient indian astronomers
# Cultural depictions of astronomers
# Jewish astronomers
# Astronomers from Andalusia
# American astronomers
# German astronomers
# Scottish astronomers
# Australian astronomers
# Russian astronomers
