Venus is the only planet that rotates clockwise.
310
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
More than 20 million meteoroids enter Earth's atmosphere every day.
139
Neil Armstrong, the first man to step foot on the moon, carried with him a piece of cloth and wood from the original 1903 Wright Flyer.
12
There are approximately 3,500 astronomers in the U.S. - but over 15,000 astrologers.
124