Approximately 115 tons of ocean salt spray enters the earth's atmosphere each second.
100
The heart of an astronaut actually gets smaller when in outer space.
216
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277
It 'snows' metal on Venus.
13
Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
160
Astronauts cannot burp in space.
232
Mars had an oxygen-rich atmosphere around 4 billion years ago
13