During the final metres of the powered descent of Apollo 11, astronauts Neil Armstrong and
Buzz Aldrin lost sight of the lunar surface. As the retro-rockets fired towards the lunar dust–or …

An experiment to track and measure the transient phenomenon of plume-liberated regolith
in near-vacuum conditions was performed in a dedicated plume-regolith facility housed at …

View Video Presentation: https://doi. org/10.2514/6.2023-0465. vid Millimeter-wave
interferometry has shown much promise to measure particle concentrations in opaque …

Safe landings are imperative to accomplish NASA's Artemis goal to enable human
exploration on the Moon, including sample collection missions. However, a process known …

View Video Presentation: https://doi. org/10.2514/6.2022-3562. vid When landing on the
moon, understanding the interaction of the engine exhaust plume with the lunar surface is …

View Video Presentation: https://doi. org/10.2514/6.2023-2475. vid Laboratory
measurements have been made to validate the performance of the Stereo CAmeras for …

Development, testing, and evaluation of an active-illumination laser-dot grid-projection
system was performed to evaluate its potential inclusion on an upcoming uncrewed lunar …

A lighting system has been developed to provide structured illumination allowing
photogrammetry to be performed during and after landing on extraterrestrial bodies. The …