The Earth gets 100 tons heavier every day due to falling space dust.
673
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
Venus is the only planet that rotates clockwise.
310
The Earth weighs around 6,600,000,000,000,000,000,000 tons (5,940 billion billion metric tons)!
221
If you were to cry in space, the tears would form a bubble in your eye until it's so big it moves to another spot on your face.
10
An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175