Summer on Uranus lasts for 21 years.
358
The heart of an astronaut actually gets smaller when in outer space.
216
Lightning strikes about 6,000 times per minute on this planet!
158
The ashes of the man who discovered Pluto are currently en route to dwarf planet, scheduled to arrive on the 14th of July, 2015.
11
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
Approximately 115 tons of ocean salt spray enters the earth's atmosphere each second.
100
Some asteroids have other asteroids orbiting them.
131
The sun puts out more power in 1 second than mankind has ever used within human existence.
14