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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Mars had an oxygen-rich atmosphere around 4 billion years ago
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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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A cow produces around 200,000 glasses of milk in her lifetime.
373
There are so many kinds of apples that if you ate a new one everyday, it would take over 20 years to try them all.
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The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
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Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14