9 Historical Mysteries Solved By Astronomy...
One of the fascinating things about the cyclical m... ...e moon was at a very special point in a 18.6-year cycle . The tilt of the Earth's axis and the tilt of the... ...The tilt of the Earth's axis and the tilt of the lunar orbit resulted in a very unusual, extreme passage...
https://www.neatorama.com/2015/03/12/9-Historical-Mysteries-Solved-By-Astronomy/
