The Earth gets heavier each day by tons, as meteoric dust settles on it.
118
The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
The earth travels through space at 660,000 miles per hour.
189
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
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178