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
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
The Earth weighs around 6,600,000,000,000,000,000,000 tons (5,940 billion billion metric tons)!
221
Astronomer Percival Lowell believed that he was the first person to observe canals on Venus, but because of a faulty adjustment of the eyepiece on his telescope, he was in fact looking at the blood vessels in his own eye.
4
The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
Approximately 115 tons of ocean salt spray enters the earth's atmosphere each second.
100