An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
The heart of an astronaut actually gets smaller when in outer space.
216
An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
It would take more than 150 years to drive a car to the sun.
569
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16
All of the Earth's continents are wider at the north than in the south - and nobody knows why.
194