An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
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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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It takes eight and a half minutes for light to get from the sun to earth.
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Jupiter's moon Ganymede, is larger than the planet Mercury!
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There are 5 to 10 times more stars in the known Universe than there are grains of sand on all the world's beaches, but a single grain of sand has more atoms than there are stars in the known Universe.
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The sun is 330,330 times larger than the earth!
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Earth is the only planet in our solar system that's not named after a god or goddess.
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Jupiter's magnetosphere is the largest single structure inside the Solar System. If you could see it with your eyes, it would appear larger than our full Moon.
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