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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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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A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
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If aliens located 60-65 million light years away from us, looked at earth through a really powerful telescope today, they would see dinosaurs!
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The heart of an astronaut actually gets smaller when in outer space.
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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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