Suggested Citation: "Appendix B: Technology Readiness Level Descriptions." National Research Council. 2010. Capabilities for the Future: An Assessment of NASA Laboratories for Basic Research.
NASA has successfully tested a lithium-fed magnetoplasmadynamic (MPD) thruster at record power levels of 120 kilowatts, 25 times stronger than the Psyche mission's electric thruster. Conducted at the ...