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
A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
127
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
The Earth gets 100 tons heavier every day due to falling space dust.
673
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
If you were to cry in space, the tears would form a bubble in your eye until it's so big it moves to another spot on your face.
10