A comet's tail always points away from the sun.
2
Earth is the only planet in our solar system that's not named after a god or goddess.
17
NASA invented baby food as we know it today.
7
The center of the galaxy tastes like raspberries and smells like rum, according to astronomers.
4
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
In 1859, the largest known geomagnetic storm struck the Caribbean, causing an aurora and telegraphs could even operate without a power source.
25
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
Sound doesn't travel in space.
255