In the last 7 years, humanity has discovered 43 potentially habitable planets.
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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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Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
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Neil Armstrong, the first man to step foot on the moon, carried with him a piece of cloth and wood from the original 1903 Wright Flyer.
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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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Pluto is smaller than Russia.
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