The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178
It 'snows' metal on Venus.
13
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
More than 20 million meteoroids enter Earth's atmosphere every day.
139
Jupiter is bigger than all the other planets combined.
254
Some asteroids have other asteroids orbiting them.
131
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277