41% of the moon is not visible from earth at any time.
103
There are two golf balls sitting on the moon.
721
Sound doesn't travel in space.
255
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277
Approximately 115 tons of ocean salt spray enters the earth's atmosphere each second.
100
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
If two pieces of metal touch in space, they become permanently stuck together.
808
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