An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
Lightning strikes about 6,000 times per minute on this planet!
158
The Sun and Moon appear to be the same size because the moon is 400 times smaller than the Sun, but 400 times closer to Earth.
13
Earth is the only planet in our solar system that's not named after a god or goddess.
17
It would take more than 150 years to drive a car to the sun.
569
41% of the moon is not visible from earth at any time.
103
There are two golf balls sitting on the moon.
721
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15