One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
41% of the moon is not visible from earth at any time.
103
The light hitting the earth right now is 30 thousand years old.
163
The Earth gets 100 tons heavier every day due to falling space dust.
673
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
There are two golf balls sitting on the moon.
721