There are two golf balls sitting on the moon.
721
The earth rotates more slowly on its axis in March than in September.
145
The heart of an astronaut actually gets smaller when in outer space.
216
Jupiter's moon Ganymede, is larger than the planet Mercury!
149
A car traveling 100 mph would take more than 29 million years to reach the nearest star (to our solar system)
88
More than 20 million meteoroids enter Earth's atmosphere every day.
139
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15
