Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
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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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Only 55% of Americans know that the sun is a star.
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Jupiter's moon Ganymede, is larger than the planet Mercury!
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The Earth gets heavier each day by tons, as meteoric dust settles on it.
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In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
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