Limit-Cycle Controls for Spacecraft in Formation Flight and Docking
Johannes Robens, Markus WildeIEEE Aerospace 2021
Mission / Earth orbit
Northrop Grumman SpaceLogistics · 2019–now · also MEV-1, MEV-2, MRV
Commercial servicers that docked with Intelsat satellites in 2020 and 2021 to extend their operational lives.
Official mission page1 paper naming Mission Extension Vehicle
Johannes Robens, Markus WildeIEEE Aerospace 2021