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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If aliens located 60-65 million light years away from us, looked at earth through a really powerful telescope today, they would see dinosaurs!
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The heart of an astronaut actually gets smaller when in outer space.
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The Earth weighs around 6,600,000,000,000,000,000,000 tons (5,940 billion billion metric tons)!
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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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Jupiter is bigger than all the other planets combined.
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The moon is actually moving away from Earth at a rate of 1.5 inches per year.
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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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