Jupiter's moon Ganymede, is larger than the planet Mercury!
149
There are approximately 3,500 astronomers in the U.S. - but over 15,000 astrologers.
124
It 'snows' metal on Venus.
13
It takes eight and a half minutes for light to get from the sun to earth.
159
The Earth gets heavier each day by tons, as meteoric dust settles on it.
118
Jupiter's magnetosphere is the largest single structure inside the Solar System. If you could see it with your eyes, it would appear larger than our full Moon.
8
The sun puts out more power in 1 second than mankind has ever used within human existence.
14
The light hitting the earth right now is 30 thousand years old.
163