Summer on Uranus lasts for 21 years.
358
Jupiter is bigger than all the other planets combined.
254
The Earth weighs around 6,600,000,000,000,000,000,000 tons (5,940 billion billion metric tons)!
221
The typical spec of dust that you see floating in the air is half way in size between the Earth and a subatomic particle.
131
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 population of the Earth has more than doubled since 1950.
151
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14