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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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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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 'snows' metal on Venus.
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There's a mysterious dwarf planet between Mars and Jupiter called 'Ceres' which has never been visited by spacecraft or photographed in detail, however, Earth-bound telescopes reveal a large bright shining spot on the surface of this planet, the origin and nature of which are unknown.
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Mars had an oxygen-rich atmosphere around 4 billion years ago
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