Approximately 115 tons of ocean salt spray enters the earth's atmosphere each second.
100
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
Jupiter's moon Ganymede, is larger than the planet Mercury!
149
The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
Any space vehicle must move at a rate of 7 miles per second in order to escape the earth's gravitational pull.
121