The light hitting the earth right now is 30 thousand years old.
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Neil Armstrong, the first man to step foot on the moon, carried with him a piece of cloth and wood from the original 1903 Wright Flyer.
12
MDIF, a New York based non-profit organisation, is planning to beam free Wi-Fi to the entire world from space.
18
The Sun and Moon appear to be the same size because the moon is 400 times smaller than the Sun, but 400 times closer to Earth.
13
It would take more than 150 years to drive a car to the sun.
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The center of the galaxy tastes like raspberries and smells like rum, according to astronomers.
4