It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
NASA invented baby food as we know it today.
7
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
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
Pluto is smaller than Russia.
9
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.
14
In outer space there exists a gigantic cloud of alcohol which can be used to produce 400 trillion trillion pints of beer.
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