Astronauts cannot burp in space.
232
It takes eight and a half minutes for light to get from the sun to earth.
159
The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
Some asteroids have other asteroids orbiting them.
131
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
Sound doesn't travel in space.
255
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
It would take more than 150 years to drive a car to the sun.
569