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 Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
If you were to cry in space, the tears would form a bubble in your eye until it's so big it moves to another spot on your face.
10
Some asteroids have other asteroids orbiting them.
131
It would take more than 150 years to drive a car to the sun.
569
The Earth gets heavier each day by tons, as meteoric dust settles on it.
118
The sun is 330,330 times larger than the earth!
190