Some asteroids have other asteroids orbiting them.
131
Only 55% of Americans know that the sun is a star.
986
Any space vehicle must move at a rate of 7 miles per second in order to escape the earth's gravitational pull.
121
The earth travels through space at 660,000 miles per hour.
189
There are approximately 3,500 astronomers in the U.S. - but over 15,000 astrologers.
124
Pluto is smaller than Russia.
9
More than 20 million meteoroids enter Earth's atmosphere every day.
139
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46