There's a mysterious dwarf planet between Mars and Jupiter called 'Ceres' which has never been visited by spacecraft or photographed in detail, however, Earth-bound telescopes reveal a large bright shining spot on the surface of this planet, the origin and nature of which are unknown.
5
The population of the Earth has more than doubled since 1950.
151
If two pieces of metal touch in space, they become permanently stuck together.
808
If aliens located 60-65 million light years away from us, looked at earth through a really powerful telescope today, they would see dinosaurs!
18
All of the Earth's continents are wider at the north than in the south - and nobody knows why.
194
It would take more than 150 years to drive a car to the sun.
569
Lightning strikes about 6,000 times per minute on this planet!
158
Any space vehicle must move at a rate of 7 miles per second in order to escape the earth's gravitational pull.
121