The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277
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
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
Lightning strikes about 6,000 times per minute on this planet!
158