In the last 7 years, humanity has discovered 43 potentially habitable planets.
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Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
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There are two golf balls sitting on the moon.
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An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
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Not only are there rogue planets floating through space completely alone, not orbiting any stars, but it’s possible that these pitch-black lonely planets support life.
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It takes eight and a half minutes for light to get from the sun to earth.
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A neutron star (what remains after a Super Nova) is so dense that a portion of it the size of a sugar cube would weigh as much as all of humanity, or more than all the cars in the United States.
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Jupiter's moon Ganymede, is larger than the planet Mercury!
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