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.
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Jupiter's magnetosphere is the largest single structure inside the Solar System. If you could see it with your eyes, it would appear larger than our full Moon.
8
A comet's tail always points away from the sun.
2
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
On Titan, Saturn's largest moon, the atmosphere is so thick and the gravity so low that humans could fly through it by flapping "wings" attached to their arms.
7
An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
If aliens located 60-65 million light years away from us, looked at earth through a really powerful telescope today, they would see dinosaurs!
18