Millennium Space Systems ranks 23 on the Space 100 with a score of 80; OHB ranks 32 with 78. Millennium Space Systems is ahead on technology, firepower and leverage. OHB is ahead on deployment, commercials and progress. Level on production and positioning. Millennium Space Systems is based in El Segundo, United States, OHB in Bremen, Germany. Millennium Space Systems: Subsidiary. OHB: Public. Millennium Space Systems is named in 6 signals and OHB in 54.
Millennium Space Systems designs and builds spacecraft platforms, including the Resolute mid-class platform and Epoch satellites, and is producing multiple spacecraft for government missions.
Darker bar: ahead of the other company on that measure.
Millennium Space Systems is a wholly owned Boeing subsidiary that designs, builds, tests and operates agile small-satellite and mid-class spacecraft for national-security and scientific missions. Its current ecosystem reach includes the U.S. Space Force as the customer for 12 MEO missile-warning and tracking vehicles, NASA for the TRACERS mission, SpaceX as the 2025 launch provider, and Boeing for EO/IR payload integration and expanded production. The key open question is whether Millennium and Boeing can deliver the Epoch 1 MEO vehicles on the revised 2026-27 schedule amid broader government findings of spacecraft-readiness and constellation schedule risk.
6 signals name Millennium Space Systems.
16 facts on file.
OHB develops, builds and integrates satellite platforms for institutional and commercial customers, including IRIS2 platforms, MTG weather satellites and Galileo hardware.
Darker bar: ahead of the other company on that measure.
OHB is Europe's listed pure-play space prime (ETR:OHB, family-led, 25 years public) at full demand, with H1-26 operating performance of EUR 628M (double-digit growth), adjusted EBITDA of EUR 60M (+30%), FY26 guidance of ~EUR 1.4B, and a record EUR 3,354M backlog. Its EPS-Sterna microsatellite constellation (EUR 248M) is OHB Sweden's largest-ever order, its MT Aerospace unit is the largest German Ariane supplier, and it sees a ~EUR 20B pipeline, though Q2 order intake was lumpy and Access-to-Space margins are soft on ramp costs. Its subsidiary RFA's first flight was delayed again; its stock rose 321% over the year to a ~$6.1B market cap.
54 signals name OHB.
72 facts on file.
Millennium Space Systems ranks 23 on the Space 100 with a score of 80; OHB ranks 32 with 78. Millennium Space Systems is ahead on technology, firepower and leverage. OHB is ahead on deployment, commercials and progress. Level on production and positioning. Millennium Space Systems is based in El Segundo, United States, OHB in Bremen, Germany. Millennium Space Systems: Subsidiary. OHB: Public. Millennium Space Systems is named in 6 signals and OHB in 54.
Millennium Space Systems ranks 23 on the Space 100 with a score of 80; OHB ranks 32 with 78. Millennium Space Systems is ahead on technology, firepower and leverage. OHB is ahead on deployment, commercials and progress. Level on production and positioning. Millennium Space Systems is based in El Segundo, United States, OHB in Bremen, Germany. Millennium Space Systems: Subsidiary. OHB: Public. Millennium Space Systems is named in 6 signals and OHB in 54. Both company files carry the scores on eight measures, the facts with sources and the latest signals.
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