We have launched the new Spitzer website! Send feedback to outreach@ipac.caltech.edu. Find the old website at http://legacy.spitzer.caltech.edu.

Why Is the Sky Blue? (Ask an Astronomer)

Ask an Astronomer Video • December 22nd, 2008 • ask2008-007

In this 'Ask an Astronomer' episode, Dr. Carolyn Brinkworth fills us in on what the color of the sky has to do with finding life on distant planets.