2021 TSRQ4 – On-orbit Refueling, Servicing Extends Life for Old Satellites

Orbit Fab’s Tanker-002, mounted on a Spaceflight Sherpa-ES, offers multiple fuel options to satellites in geostationary orbit. Credit: Orbit Fab

Introduction | Space sustainability has taken a significant step forward with on-orbit refueling and satellite servicing. A concept that decades ago beg...