Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
Sound doesn't travel in space.
255
In 1859, the largest known geomagnetic storm struck the Caribbean, causing an aurora and telegraphs could even operate without a power source.
25
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
On Titan, Saturn's largest moon, the atmosphere is so thick and the gravity so low that humans could fly through it by flapping "wings" attached to their arms.
7
When a massive power outage struck southern California in the 1990s, Los Angeles residents reportedly called 911 to express alarm about strange clouds hovering overhead; they were seeing the Milky Way for the first time.
31
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82