Jupiter's magnetosphere is the largest single structure inside the Solar System. If you could see it with your eyes, it would appear larger than our full Moon.
8
The heart of an astronaut actually gets smaller when in outer space.
216
It takes eight and a half minutes for light to get from the sun to earth.
159
There are two golf balls sitting on the moon.
721
Earth is the only planet in our solar system that's not named after a god or goddess.
17
The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
Summer on Uranus lasts for 21 years.
358