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Spacecraft · Space

Next-Gen OPIR GEO

Lockheed Martin geosynchronous missile-warning satellite for the U.S. Space Force.

by Lockheed Martin

DevelopmentSpacecraftSpaceMilestone2025

Next-Generation Overhead Persistent Infrared missile-warning satellite in geosynchronous orbit, built by Lockheed Martin for the U.S. Space Force.

Timeline1

  1. MilestoneConfirmed

    First satellite completes environmental testing

    Lockheed Martin said on 6 August 2025 that the first satellite had completed environmental testing, including thermal vacuum testing; the completion date is not stated.

    SourcesLockheed Martin

Solid entries are confirmed, outlined reported, dashed estimated or still to come; dotted italic entries are speculative. Dates show only the precision the sources give.

Sources1

  1. 1.
    CompanyFirst Next-Gen GEO-Based Missile Warning Satellite Successfully Completes Environmental Testing, On Track for Delivery to Space Force

    Lockheed Martin · Aug 6, 2025 · Supports: System, System milestone

    “The first of a new, more capable, more survivable missile warning satellite, designed by Lockheed Martin (NYSE: LMT) for today’s highly contested space domain, has successfully completed environmental testing.”

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