Pluto is smaller than Russia.
9
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
The center of the galaxy tastes like raspberries and smells like rum, according to astronomers.
4
A comet's tail always points away from the sun.
2
In 1859, the largest known geomagnetic storm struck the Caribbean, causing an aurora and telegraphs could even operate without a power source.
25
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
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15