In the last 7 years, humanity has discovered 43 potentially habitable planets.
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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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An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
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MDIF, a New York based non-profit organisation, is planning to beam free Wi-Fi to the entire world from space.
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It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
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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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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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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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