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.
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.