In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
There are 5 to 10 times more stars in the known Universe than there are grains of sand on all the world's beaches, but a single grain of sand has more atoms than there are stars in the known Universe.
20
A 100-pound person on Earth would weigh 38 pounds on Mars.
102
41% of the moon is not visible from earth at any time.
103
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
If two pieces of metal touch in space, they become permanently stuck together.
808
A car traveling 100 mph would take more than 29 million years to reach the nearest star (to our solar system)
88
It 'snows' metal on Venus.
13