Jupiter's moon Ganymede, is larger than the planet Mercury!
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Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
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If you went out into space, you would explode before you suffocated because there's no air pressure.
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The sun puts out more power in 1 second than mankind has ever used within human existence.
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In the last 7 years, humanity has discovered 43 potentially habitable planets.
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There is a mass reservoir of water floating in space that is 100,000 times bigger than our sun and holds 140 trillion times more water than all of our oceans.
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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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If you were to cry in space, the tears would form a bubble in your eye until it's so big it moves to another spot on your face.
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