+ View the NASA Portal Search JPL COMPLETED RESEARCH TASK - IMAGE GALLERY Sampling Chain for Primitive Body Surface Sample Return Sampling Chain for Primitive Body Surface Sample Return Click here to view hi-res image Caption: Components of the TAGSim Testbed.   Task:  Sampling Chain for Primitive Body Surface Sample Return Privacy/Copyright Image Policy Glossary Sitemap Feedback Contact Us       Curator: Richard Volpe   Webmaster: Kristy Kawasaki