In the last 7 years, humanity has discovered 43 potentially habitable planets.
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The center of the galaxy tastes like raspberries and smells like rum, according to astronomers.
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Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
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If two pieces of metal touch in space, they become permanently stuck together.
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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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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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