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Enabling Tethered Exploration on Mars, Phase I

Completed

Description

Strong science motivations exist for exploring hard to reach terrain on Mars and the leading systems proposed to do so require tethers. While tethers are used extensively in terrestrial fields, much research and development must take place to better assess their use for landed Mars missions and to raise the Technology Readiness Level of the solution. Many different technologies will need to be developed and carefully integrated to meet the goal of producing a capable, fault resistant system. We intend to begin creating a body of work which will directly impact the development of a tether system usable for exploration of extreme terrain on Mars. The three R&D areas begin with the highest priority: (1) Tether design: Low volume & mass tether that transmits power, data & structural loads while sustaining environments. (2) Spool design: Reliable, flight relevant spooling mechanism. (3) Increased system intelligence & reliability: Controls approaches for tethered vehicle operations; Sensing tension & dynamic length; Maintaining 3d position knowledge of tether in terrain; Considerations for later work towards fault diagnosis & recovery.

Details

Technology areaPropulsion Systems > Advanced Propulsion > Electromagnetic Tethers
ProgramSmall Business Innovation Research/Small Business Tech Transfer (SBIR/STTR)
Lead organizationJet Propulsion Laboratory, Pasadena, CA
Start date2008-02-06
End date2008-08-05

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How to get involved

This is a mature technology (TRL 7+) — the realistic path in is usually NASA's Technology Transfer Program: licensing an existing NASA patent, or a Space Act Agreement to use NASA facilities/expertise directly. NASA also runs a startup licensing program with no upfront fee for companies formed to commercialize a specific NASA technology.

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