Pluto is smaller than Russia.
9
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
The Sun and Moon appear to be the same size because the moon is 400 times smaller than the Sun, but 400 times closer to Earth.
13
Not only are there rogue planets floating through space completely alone, not orbiting any stars, but it’s possible that these pitch-black lonely planets support life.
14
A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
127
A car traveling 100 mph would take more than 29 million years to reach the nearest star (to our solar system)
88