There are approximately 3,500 astronomers in the U.S. - but over 15,000 astrologers.
124
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
Buzz Aldrin’s mother’s maiden name was Moon.
9
A 100-pound person on Earth would weigh 38 pounds on Mars.
102
The typical spec of dust that you see floating in the air is half way in size between the Earth and a subatomic particle.
131
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
A comet's tail always points away from the sun.
2