Space, Stars, Mars, Earth, Planets and More - NASA Jet Propulsion Laboratory

The Jet Propulsion Laboratory is the lead U.S. center for robotic exploration of the solar system, and conducts major programs in space-based Earth sciences and astronomy. JPL spacecraft have visited all of the planets from Mercury to Neptune.

Posted Sunday, March 3, 2013

Visit Space, Stars, Mars, Earth, Planets and More - NASA Jet Propulsion Laboratory