Falcon 9 Block 5 | Sirius SXM-11
SXM-11 is the 12th high-powered, digital, audio radio satellite built by Lanteris Space (ex-Maxar, Space System/Loral) for SiriusXM. The SXM-11 satellite will be based on the proven IM-1300 (ex-LS-1300)-class platform and built at the company’s manufacturing facility in Palo Alto, California. SXM-11 has a large, mesh, unfurlable reflector almost 10 meters in diameter that allows SiriusXM programming to reach its radios, including those in moving vehicles.
Falcon 9 is a two-stage rocket designed and manufactured by SpaceX for the reliable and safe transport of satellites and the Dragon spacecraft into orbit. The Block 5 variant is the fifth major interval aimed at improving upon the ability for rapid reusability.
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Mission Profile
Sirius SXM-11 was a Falcon 9 Block 5 mission operated by SpaceX that lifted off from Space Launch Complex 40, Cape Canaveral SFS, FL, USA on June 29, 2026. The flight carried its payload on a communications mission to Geostationary Transfer Orbit. The first stage, booster B1085, made its 17th flight, returning to service just 30 days after its previous mission. The launch was a success.






