A 100-pound person on Earth would weigh 38 pounds on Mars.
102
All of the Earth's continents are wider at the north than in the south - and nobody knows why.
194
The sun puts out more power in 1 second than mankind has ever used within human existence.
14
A car traveling 100 mph would take more than 29 million years to reach the nearest star (to our solar system)
88
The earth rotates more slowly on its axis in March than in September.
145
More than 20 million meteoroids enter Earth's atmosphere every day.
139
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16