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Longbow Satellite Platform

Compiled from public sources on 2026-05-25. Not independently verified by Loft Orbital.

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Missions → DESIR (planned)

Loft Orbital's standardised LEO satellite bus derived from the OneWeb constellation architecture, used across the YAM demonstration series and as the platform for the DESIR programme. Bus-agnostic Hub payload adapter attaches to Longbow, enabling payload-agnostic hosted-payload missions.

Longbow is Loft Orbital's standardized LEO satellite platform used with Loft's Hub payload adapter and Cockpit mission-control software.[1][2] Longbow is based on the Airbus Arrow bus platform and benefits from a platform with over 600 copies in orbit.[2][1] Hub is a universal payload adapter that decouples payloads from satellite buses and supports standardized power, compute, communications, command, and control interfaces.[1][3] Loft owns and controls the YAM satellite, regulates payload power, and can accept or reject customer tasking requests.[3] YAM-8 is the first Longbow mission, and Longbow enables larger payloads and more bandwidth- or compute-intensive missions than earlier Loft platforms.[2]

Operator pricing

Pricing not publicly listed by operator

Where this fits, supply chain

Compositional position

DESIR ——— this bus
Sources
Cite https://eo-atlas.org/products/bus/longbow-bus Markdown twin → Field definitions →