artist concept of Phoenix
Artist concept of Phoenix landing on Mars. Image credit: NASA/JPL-Caltech/University of Arizona
JPL has a page on social-networking site Facebook where you can track the Mars Phoenix Lander mission.

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JPL is also using micro-blogging site Twitter to give regular updates about Mars Phoenix. Subscribe to these updates by clicking "follow."

Get Mars Phoenix updates on Twitter at:

Twitter allows you to track Mars Phoenix from your computer or cell phone. Text-message "follow + MarsPhoenix" and send to 40404 (U.S. only) or +44 7624 801423 (international). You will receive a "success message" as confirmation.