What question did this study set out to answer?

This study aims to develop a predictive control scheme for spacecraft orbit-attitude station-keeping near asteroids.

Orbit-Attitude Predictive Control in the Vicinity of Asteroids with In Situ Gravity Estimation

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Randomized trial demonstrates effective orbit control in asteroid vicinity, suggesting improved spacecraft navigation.

This study aims to develop a predictive control scheme for spacecraft orbit-attitude station-keeping near asteroids.
Utilized an integrated model-learning approach for spacecraft control.
Simultaneously estimated state and gravity parameters using an unscented Kalman filter.
Analyzed a constellation mission concept to enhance model identification speed.
Achieved significant reduction in tracking errors as the model accuracy improved.
Demonstrated effective spacecraft navigation using optical and laser systems.
Identified a high degree of accuracy in the predictive control methodology.

Sanchez et al. (2021) studied this question.

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