One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277
Venus is the only planet that rotates clockwise.
310
Buzz Aldrin’s mother’s maiden name was Moon.
9
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
Neil Armstrong, the first man to step foot on the moon, carried with him a piece of cloth and wood from the original 1903 Wright Flyer.
12
A 100-pound person on Earth would weigh 38 pounds on Mars.
102
Some asteroids have other asteroids orbiting them.
131