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.
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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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It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
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Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
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If NASA sent birds into space they would soon die; they need gravity to swallow.
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Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
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The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
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