Some asteroids have other asteroids orbiting them.
131
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
A comet's tail always points away from the sun.
2
The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
The Earth gets heavier each day by tons, as meteoric dust settles on it.
118