A single day on Venus is longer than an entire year on Earth

Light from the sun takes 8 minutes to reach Earth, so you see the sun as it was 8 minutes ago

Saturn would float if you put it in water

There is a volcano on Mars that is three times the size of Mount Everest

There are more bacteria cells than human cells in the human body

The lining of the stomach is replaced every 4-5 days to prevent it from digesting itself