The Earth gets heavier each day by tons, as meteoric dust settles on it.
118
Sound doesn't travel in space.
255
The sun puts out more power in 1 second than mankind has ever used within human existence.
14
A 100-pound person on Earth would weigh 38 pounds on Mars.
102
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16
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