An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178
It would take more than 150 years to drive a car to the sun.
569
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
Pluto is smaller than Russia.
9
It takes eight and a half minutes for light to get from the sun to earth.
159
The population of the Earth has more than doubled since 1950.
151
Approximately 115 tons of ocean salt spray enters the earth's atmosphere each second.
100