The earth travels through space at 660,000 miles per hour.
189
There are 5 to 10 times more stars in the known Universe than there are grains of sand on all the world's beaches, but a single grain of sand has more atoms than there are stars in the known Universe.
20
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
Astronomer Percival Lowell believed that he was the first person to observe canals on Venus, but because of a faulty adjustment of the eyepiece on his telescope, he was in fact looking at the blood vessels in his own eye.
4
Buzz Aldrin’s mother’s maiden name was Moon.
9