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
If NASA sent birds into space they would soon die; they need gravity to swallow.
146
There are 5 to 10 times more stars in the known Universe than there are grains of sand on all the world's beaches, but a single grain of sand has more atoms than there are stars in the known Universe.
20
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
The center of the galaxy tastes like raspberries and smells like rum, according to astronomers.
4
It would take more than 150 years to drive a car to the sun.
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