The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
Astronauts cannot burp in space.
232
A 100-pound person on Earth would weigh 38 pounds on Mars.
102
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
Lightning strikes about 6,000 times per minute on this planet!
158
Pluto is smaller than Russia.
9