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
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
It takes eight and a half minutes for light to get from the sun to earth.
159
Venus is the only planet that rotates clockwise.
310
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16
There are two golf balls sitting on the moon.
721
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