The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
More than 20 million meteoroids enter Earth's atmosphere every day.
139
There are 5 to 10 times more stars in the known Universe than there are grains of sand on all the world's beaches, but a single grain of sand has more atoms than there are stars in the known Universe.
20
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
Approximately 115 tons of ocean salt spray enters the earth's atmosphere each second.
100
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
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