The gravity of the solar system

posted by Jason Kottke   Dec 29, 2009

Today on xkcd, an illustration showing the gravity wells of our solar system’s planets and some of their moons.

Gravity wells

Two of Mars’ tiny moons barely have any gravity at all:

You could escape Deimos with a bike and a ramp. A thrown baseball could escape Phobos.

That’s great, but you forgot Pluto!