A 100-pound person on Earth would weigh 38 pounds on Mars.
102
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277
Approximately 115 tons of ocean salt spray enters the earth's atmosphere each second.
100
Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
160
An international team of astronomers has spotted the farthest known gravitational lens and, as Albert Einstein predicted, it is a galaxy that deflects and intensifies the light of a much further object.
9
Jupiter is bigger than all the other planets combined.
254
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82