A 100-pound person on Earth would weigh 38 pounds on Mars.
102
Buzz Aldrin’s mother’s maiden name was Moon.
9
There is a mass reservoir of water floating in space that is 100,000 times bigger than our sun and holds 140 trillion times more water than all of our oceans.
11
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
Venus is the only planet that rotates clockwise.
310
Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
160