A neutron star (what remains after a Super Nova) is so dense that a portion of it the size of a sugar cube would weigh as much as all of humanity, or more than all the cars in the United States.
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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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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 last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
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If two pieces of metal touch in space, they become permanently stuck together.
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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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