Pluto is smaller than Russia.
9
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
If two pieces of metal touch in space, they become permanently stuck together.
808
The light hitting the earth right now is 30 thousand years old.
163
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
A neutron star (what remains after a Super Nova) is so dense that a portion of it the size of a sugar cube would weigh as much as all of humanity, or more than all the cars in the United States.
5
From the nitrogen in our DNA, to the calcium in our teeth, the iron in our blood, to the carbon in our apple pies - all were made in the interiors of collapsing stars; we're all made of stardust.
22