A 100-pound person on Earth would weigh 38 pounds on Mars.
102
Sound doesn't travel in space.
255
Lightning strikes about 6,000 times per minute on this planet!
158
All of the Earth's continents are wider at the north than in the south - and nobody knows why.
194
Approximately 115 tons of ocean salt spray enters the earth's atmosphere each second.
100
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
Jupiter's moon Ganymede, is larger than the planet Mercury!
149
The sun is 330,330 times larger than the earth!
190