Galileo Satellite Checks Out, Dodges Space Debris, Returns to Active Service

For the first time, a Galileo constellation satellite has performed a collision avoidance maneuver in orbit. On February 25, the EU Space Surveillance and Tracking (SST) system transmitted to the European GNSS Agency (GSA) a collision risk alert between GSAT0219 and an inert Ariane 4 upper stage launched in 1989. Following this warning, GSA’s partner the Galileo Service Operator (GSOp) started to closely monitor the risk, in close cooperation with SST that was refining its predictions. More

(Source: Inside GNSS - Mar 25)