On April 29, 2025, the FCC adopted a notice of proposed rulemaking (NPRM) to review the decades-old spectrum sharing regime between geostationary (GSO) and non-geostationary (NGSO) satellite systems operating in the 10.7-12.7, 17.3-18.6, and 19.7-20.2 GHz bands. This NPRM features the FCC’s new docket, SB Docket No. 25-157, captioned “Modernizing Spectrum Sharing for Satellite Broadband.”…