Jupiter's moon Ganymede, is larger than the planet Mercury!
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The population of the Earth has more than doubled since 1950.
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The center of the galaxy tastes like raspberries and smells like rum, according to astronomers.
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The Earth gets 100 tons heavier every day due to falling space dust.
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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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Pluto is smaller than Russia.
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The heart of an astronaut actually gets smaller when in outer space.
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Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
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