The Sun and Moon appear to be the same size because the moon is 400 times smaller than the Sun, but 400 times closer to Earth.
13
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
It 'snows' metal on Venus.
13
Some asteroids have other asteroids orbiting them.
131
Jupiter's magnetosphere is the largest single structure inside the Solar System. If you could see it with your eyes, it would appear larger than our full Moon.
8
The earth rotates more slowly on its axis in March than in September.
145
Approximately 115 tons of ocean salt spray enters the earth's atmosphere each second.
100