ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,509,251, issued on Dec. 30, was assigned to Georgia Tech Research Corp. (Atlanta).

"Autonomous online navigation and parameter estimation in the vicinity of small celestial bodies" was invented by Mehregan Dor (Atlanta), Travis Driver (Atlanta) and Panagiotis Tsiotras (Atlanta).

According to the abstract* released by the U.S. Patent & Trademark Office: "An exemplary system and method are disclosed for a standalone vision-based system for autonomous online navigation, e.g., around an unknown target small body. The exemplary system (also referred to as AstroSLAM) is predicated on the formulation of the SLAM problem as an incrementally growing factor graph. Using the GTSAM library and t...