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Autonomous Vision Navigation of Spacecraft in Lunar Orbit
(2016-04-22)
NASA aims to achieve unprecedented navigational reliability for the first manned lunar mission of the Orion spacecraft in 2023. A technique for accomplishing this is to integrate autonomous feature tracking as an added ...
Minimization of Roll Firings for Optimal Propellant Maneuvers
(2016-04-21)
Attitude control of the International Space Station (ISS) is critical for operations, impacting power, communications, and thermal systems. The station uses gyroscopes and thrusters for attitude control, and reorientations ...