Summer on Uranus lasts for 21 years.
358
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
Astronomer Percival Lowell believed that he was the first person to observe canals on Venus, but because of a faulty adjustment of the eyepiece on his telescope, he was in fact looking at the blood vessels in his own eye.
4
The earth travels through space at 660,000 miles per hour.
189
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
Jupiter is bigger than all the other planets combined.
254
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
Buzz Aldrin’s mother’s maiden name was Moon.
9