The sun puts out more power in 1 second than mankind has ever used within human existence.
14
The Earth gets heavier each day by tons, as meteoric dust settles on it.
118
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277
Pluto is smaller than Russia.
9
The population of the Earth has more than doubled since 1950.
151
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
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
Any space vehicle must move at a rate of 7 miles per second in order to escape the earth's gravitational pull.
121