Astronomer Percival Lowell believed that he was the first person to observe canals on Venus, but because of a faulty adjustment of the eyepiece on his telescope, he was in fact looking at the blood vessels in his own eye.
4
MDIF, a New York based non-profit organisation, is planning to beam free Wi-Fi to the entire world from space.
18
An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
It would take more than 150 years to drive a car to the sun.
569
If two pieces of metal touch in space, they become permanently stuck together.
808