It 'snows' metal on Venus.
13
Earth is the only planet in our solar system that's not named after a god or goddess.
17
In 1859, the largest known geomagnetic storm struck the Caribbean, causing an aurora and telegraphs could even operate without a power source.
25
There are more nerve cells in the human brain than there are stars in the Milky Way.
349
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6