More than 20 million meteoroids enter Earth's atmosphere every day.
139
If two pieces of metal touch in space, they become permanently stuck together.
808
Buzz Aldrin’s mother’s maiden name was Moon.
9
On Titan, Saturn's largest moon, the atmosphere is so thick and the gravity so low that humans could fly through it by flapping "wings" attached to their arms.
7
Summer on Uranus lasts for 21 years.
358
The light hitting the earth right now is 30 thousand years old.
163
Jupiter is bigger than all the other planets combined.
254