'In the 2nd century this Alexandrian astronomer catalogued 47 of the 88 constellations we know today'
Ptolemy
SCIENTISTS: In the 2nd century this Alexandrian astronomer catalogued 47 of the 88 constellations we know today
In the 2nd century this Alexandrian astronomer catalogued 47 of the 88 constellations we know today
In the 2nd century this Alexandrian astronomer catalogued 47 of the 88 constellations we know today
SCIENTISTS
Ptolemy
SCIENTISTS