Any space vehicle must move at a rate of 7 miles per second in order to escape the earth's gravitational pull.
121
The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
The earth is .02 degrees hotter during a full moon.
157
The center of the galaxy tastes like raspberries and smells like rum, according to astronomers.
4
Only 55% of Americans know that the sun is a star.
986
The Earth weighs around 6,600,000,000,000,000,000,000 tons (5,940 billion billion metric tons)!
221
The earth travels through space at 660,000 miles per hour.
189