The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
41% of the moon is not visible from earth at any time.
103
The Earth gets 100 tons heavier every day due to falling space dust.
673
More than 20 million meteoroids enter Earth's atmosphere every day.
139
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
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277