According to a study by the National Science Foundation, only half of Americans believe in evolution, and one in 4 don't know that the Earth orbits the Sun.
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The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
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An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
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There are more nerve cells in the human brain than there are stars in the Milky Way.
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Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
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Pluto is smaller than Russia.
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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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