If two pieces of metal touch in space, they become permanently stuck together.
808
Approximately 115 tons of ocean salt spray enters the earth's atmosphere each second.
100
41% of the moon is not visible from earth at any time.
103
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
An international team of astronomers has spotted the farthest known gravitational lens and, as Albert Einstein predicted, it is a galaxy that deflects and intensifies the light of a much further object.
9
Earth is the only planet in our solar system that's not named after a god or goddess.
17
All of the Earth's continents are wider at the north than in the south - and nobody knows why.
194
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14