Pluto is smaller than Russia.
9
The Earth gets 100 tons heavier every day due to falling space dust.
673
Jupiter is bigger than all the other planets combined.
254
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
It 'snows' metal on Venus.
13
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277
Astronauts get taller when they are in space.
224