It would take more than 150 years to drive a car to the sun.
569
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
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
The population of the Earth has more than doubled since 1950.
151
Some asteroids have other asteroids orbiting them.
131
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
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277
