If two pieces of metal touch in space, they become permanently stuck together.
808
All of the Earth's continents are wider at the north than in the south - and nobody knows why.
194
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15
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
A comet's tail always points away from the sun.
2
A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
127
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277