NEWS
GOOD PEOPLE
HISTORY
LIFE HACKS
THE PLANET
SCIENCE & TECH
POLITICS
WHOLESOME
WORK & MONEY
About Us Contact Us Privacy Policy
GOOD is part of GOOD Worldwide Inc.
publishing family.
© GOOD Worldwide Inc. All Rights Reserved.

Gravity's Milky Way Rides Everything

I don't exactly know what to say about xkcd's illustration of our planets' and moons' gravity wells, other than that it's completely awesome-and a...


I don't exactly know what to say about xkcd's illustration of our planets' and moons' gravity wells, other than that it's completely awesome-and a handy tool for understanding astronomical forces. Did you know that you could throw a baseball hard enough to exit the gravitational pull of the moon Phobos? Now you do.Check out the large version here.Via Kottke.

More Stories on Good