See how high you can jump on other worlds in the solar system

Jumping contests on Earth are pretty great.

But have you imagined how high you could hop on the moon, Mars, or some other heavenly body?

Look no further: Astronomers Stuart Lowe and Chris North have crunched the numbers into an interactive browser app, called High Jump.

Their app highlights the wildly different gravitational fields across the solar system. It's simple, educational — and weirdly addictive.

Here are a few things we learned by clicking "Jump!"

This is Earth. You've jumped here before.

This is a normal vertical hop for a person on Earth. The top of your head might break 7 feet.

On to the moon: the only place other than Earth where humans have dared to leaped.