Summer on Uranus lasts for 21 years.
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Neil Armstrong, the first man to step foot on the moon, carried with him a piece of cloth and wood from the original 1903 Wright Flyer.
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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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The sun is 330,330 times larger than the earth!
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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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Jupiter is bigger than all the other planets combined.
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Jupiter's moon Ganymede, is larger than the planet Mercury!
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In the last 7 years, humanity has discovered 43 potentially habitable planets.
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