Roche limit

How Close Can Moons Orbit?

The Moon is our constant companion, shining away in the night. But how close could the Moon get before it's…

4 years ago

What Would Earth Look Like With Rings?

People have often wondered what Earth would look like if it had Saturn's rings. JPL's Kevin Gill lets them know…

5 years ago

How Could We Destroy the Moon?

What would it take to destroy our moon, and eliminate the enemy of stellar astronomy for all time? In the…

5 years ago

Bumper Car Moonlets Crash and Crumble in Saturn’s F Ring

Nothing stands still. Everything evolves. So why shouldn't Saturn's kookie, clumpy F ring put on a new face from time…

6 years ago

How Did Comet Lovejoy Survive Its Trip Around The Sun?

[/caption] It was just about three months ago that the astronomy world watched in awe as the recently-discovered comet Lovejoy…

9 years ago