Summer on Uranus lasts for 21 years.
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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
If NASA sent birds into space they would soon die; they need gravity to swallow.
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Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
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Astronomer Percival Lowell believed that he was the first person to observe canals on Venus, but because of a faulty adjustment of the eyepiece on his telescope, he was in fact looking at the blood vessels in his own eye.
4
From the nitrogen in our DNA, to the calcium in our teeth, the iron in our blood, to the carbon in our apple pies - all were made in the interiors of collapsing stars; we're all made of stardust.
22
MDIF, a New York based non-profit organisation, is planning to beam free Wi-Fi to the entire world from space.
18