The Planetary Society Homepage

Help Shape the Future of Space Exploration

Join our eNewsletter for updates & action alerts

We Are Your Place in Space

Join me as a Member of The Planetary Society
Join Now http://www.planetary.org/assets/background/space-photos/eso1303a_background_homepage.jpg
MAVEN Spared from Shutdown

Work has resumed on preparing NASA's next Mars mission for launch in November, despite a government shutdown.
See why http://www.planetary.org/assets/background/feature-slides/maven_cleanroom_background.jpg
Congratulations LADEE!

LADEE safely entered lunar orbit on October 6 at 10:57 UTC. Congratulations to all involved!
Go LADEE! http://www.planetary.org/assets/background/space-art/ladee_background.jpg
Asteroid Telescope First Light

Using a Shoemaker NEO Grant, a new telescope is operating in Illinois to do asteroid tracking
Find out more http://www.planetary.org/assets/background/people/background_neo_holmes.jpg
Starship Century

Gregory and James Benford on their new book about our destiny among the stars.
Listen Now http://www.planetary.org/multimedia/planetary-radio/images/Bussard_Interstellar_bkg.jpg

MySky Stories From Our Members

Not a Member?
Join Today »

Images from Space: Sun Oct 06 00:00:00 CDT 2013

We are at a crucial turning point in the history of planetary exploration.

You can help.

Together, we can get the budget we need to support our planetary endeavors and Save our Science.

Find out what is at risk and what you can do to help.

Scale comparisons of the solar system's major moons 2013/07/10
A few presentation slides with pretty pictures, sized to scale, of the large moons of ...
Read More »
Worlds in Collision 2013/06/25
Meet some worlds that were nearly shattered, literally. ...
Read More »
Mimas and Pandora dance 2013/05/15
I've been out of town for a couple of days and am overwhelmed with work ...
Read More »