Jupiter's moon Ganymede, is larger than the planet Mercury!
149
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
More than 20 million meteoroids enter Earth's atmosphere every day.
139
If aliens located 60-65 million light years away from us, looked at earth through a really powerful telescope today, they would see dinosaurs!
18
Jupiter is bigger than all the other planets combined.
254
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
Today's top fuel dragsters take off with more force than the space shuttle.
120
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