发布者：DEV4 2025年3月4日，有可能彻底改变定位，导航和时机领域。 To drive the development of this technology, ESA has signed a contract with a consortium of European companies that will conduct a definition study (Phase A/B1) and associated critical technology predevelopment.This is the first step toward a potential in-orbit demonstrator for optical time synchronisation and ranging (OpSTAR) that will be proposed at the ESA Council at Ministerial Level in November 2025, to validate intersatellite optical links before future use in operational卫星导航系统。SOURCE：ESA