Summer on Uranus lasts for 21 years.
358
Astronauts cannot burp in space.
232
Earth is the only planet in our solar system that's not named after a god or goddess.
17
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277
The center of the galaxy tastes like raspberries and smells like rum, according to astronomers.
4
An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9