Sound doesn't travel in space.
255
A comet's tail always points away from the sun.
2
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
Lightning strikes about 6,000 times per minute on this planet!
158
There are approximately 3,500 astronomers in the U.S. - but over 15,000 astrologers.
124
It takes eight and a half minutes for light to get from the sun to earth.
159
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
If you went out into space, you would explode before you suffocated because there's no air pressure.
149