Entry, Descent, and Landing: |
for ensuring precise and safe landings |
![](https://webarchive.library.unt.edu/eot2008/20090812231416im_/http://mars.jpl.nasa.gov/images/spacer_999999.gif) |
Autonomous Planetary Mobility: |
for enabling rovers, airplanes, and balloons to make decisions and avoid hazards on their own |
![](https://webarchive.library.unt.edu/eot2008/20090812231416im_/http://mars.jpl.nasa.gov/images/spacer_999999.gif) |
Technologies for Severe Environments: |
for making systems robust enough to handle extreme conditions in space and on Mars |
![](https://webarchive.library.unt.edu/eot2008/20090812231416im_/http://mars.jpl.nasa.gov/images/spacer_999999.gif) |
Sample Return Technologies: |
for collecting and returning rock, soil, and atmospheric samples back to Earth for further laboratory analysis |
![](https://webarchive.library.unt.edu/eot2008/20090812231416im_/http://mars.jpl.nasa.gov/images/spacer_999999.gif) |
Planetary Protection Technologies: |
for cleaning and sterilizing spacecraft and handling soil, rock, and atmospheric samples |