The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
There are approximately 3,500 astronomers in the U.S. - but over 15,000 astrologers.
124
Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
160
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
A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
127
The Earth gets 100 tons heavier every day due to falling space dust.
673
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175