Solar system montage with eight planets

Mark Adler

Spirit Mission Manager, Jet Propulsion Laboratory

Latest Articles

Kepler Seeking Out New Life and New Civilizations

Kepler Seeking Out New Life and New Civilizations

Herschel and Planck Away!

Herschel and Planck Away!

Spirit Stuck

The Spirit rover on Mars is currently stuck in a patch of loose material. After a few attempts to get free, the team has wisely decided to do further experiments on Earth instead of on Mars.

Latest Planetary Radio Appearances

A Visit With Spirit Mission Manager Mark Adler

As the incredibly successful Mars Exploration Rover mission continues, Planetary Radio talks with Spirit's manager about what is being accomplished. We also hear from the second pair of Student Astronauts.