The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
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
The Earth gets 100 tons heavier every day due to falling space dust.
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Mars had an oxygen-rich atmosphere around 4 billion years ago
13
Venus is the only planet that rotates clockwise.
310
A 100-pound person on Earth would weigh 38 pounds on Mars.
102
Pluto is smaller than Russia.
9