There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
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 moon is actually moving away from Earth at a rate of 1.5 inches per year.
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A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
127
A 100-pound person on Earth would weigh 38 pounds on Mars.
102
Jupiter is bigger than all the other planets combined.
254
On Titan, Saturn's largest moon, the atmosphere is so thick and the gravity so low that humans could fly through it by flapping "wings" attached to their arms.
7
Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
160