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

"How do you discover an asteroid?" (Ask an Astronomer)

Ask an Astronomer Video • February 13th, 2008 • ask2008-001

Dr. Bidushi Bhattacharya helps us understand how astronomers find these tiny space rocks.