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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There are approximately 3,500 astronomers in the U.S. - but over 15,000 astrologers.
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Approximately 115 tons of ocean salt spray enters the earth's atmosphere each second.
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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 density of Saturn is so low that if you were to put it in a giant glass of water it would float.
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A 100-pound person on Earth would weigh 38 pounds on Mars.
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An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
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Astronauts cannot burp in space.
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