Earth is the only planet in our solar system that's not named after a god or goddess.
17
An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
There is a mass reservoir of water floating in space that is 100,000 times bigger than our sun and holds 140 trillion times more water than all of our oceans.
11
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
Astronauts cannot burp in space.
232
The typical spec of dust that you see floating in the air is half way in size between the Earth and a subatomic particle.
131
A comet's tail always points away from the sun.
2
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277