Jupiter's moon Ganymede, is larger than the planet Mercury!
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The Sun and Moon appear to be the same size because the moon is 400 times smaller than the Sun, but 400 times closer to Earth.
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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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There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
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Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
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The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
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The Earth gets 100 tons heavier every day due to falling space dust.
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Buzz Aldrin’s mother’s maiden name was Moon.
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