If NASA sent birds into space they would soon die; they need gravity to swallow.
146
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
In 1859, the largest known geomagnetic storm struck the Caribbean, causing an aurora and telegraphs could even operate without a power source.
25
If two pieces of metal touch in space, they become permanently stuck together.
808
There are more nerve cells in the human brain than there are stars in the Milky Way.
349
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
If you were to cry in space, the tears would form a bubble in your eye until it's so big it moves to another spot on your face.
10