An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
Astronauts get taller when they are in space.
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Buzz Aldrin’s mother’s maiden name was Moon.
9
Any space vehicle must move at a rate of 7 miles per second in order to escape the earth's gravitational pull.
121
It 'snows' metal on Venus.
13
A 100-pound person on Earth would weigh 38 pounds on Mars.
102
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
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