Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
According to a study by the National Science Foundation, only half of Americans believe in evolution, and one in 4 don't know that the Earth orbits the Sun.
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There are more nerve cells in the human brain than there are stars in the Milky Way.
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Jupiter is bigger than all the other planets combined.
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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.
13
Sound doesn't travel in space.
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