Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
160
A car traveling 100 mph would take more than 29 million years to reach the nearest star (to our solar system)
88
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
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
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
127
Earth is the only planet in our solar system that's not named after a god or goddess.
17