A 100-pound person on Earth would weigh 38 pounds on Mars.
102
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46