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Solicitation

Space weather Observations at L1 to Advance Readiness (SOLAR) Series X-ray Irradiance Sensor (XRIS)

80GSFC26R0006

National Aeronautics and Space Administration, NASA Goddard Space Flight Center. Guided Missile and Space Vehicle Manufacturing.

View on SAM.govMarkdown

Response deadline

July 6, 2026 at 5:00 PM EDT

Closed 72 days ago. Posted June 30, 2026, first published June 4, 2026. Scheduled to archive July 21, 2026.

Description

As published on SAM.gov.

The National Aeronautics and Space Administration's Goddard Space Flight Center is pleased to release the Request for Proposal (RFP) for the X-ray Irradiance Sensor (XRIS) acquisition. This RFP replaces the Draft RFP (Notice ID: XRIS-DRFP-80GSFC26R7004) issued on February 4, 2026 in its entirety. All attachments to this posting together constitute the complete RFP, including all instructions, restrictions, provisions, and contract clauses.

Update 1: Posted Question and Answer document.

Amendment 1: The purpose of this amendment is to correct clause GSFC 52.217-92 PERIOD OF PERFORMANCE.

Update 2: Posted Questions and Answers #2 and #3.

Publications

Every notice SAM.gov issued under this solicitation number, oldest first. Each is a separate record on SAM.

  1. June 4, 2026

    Solicitation, originally sources sought

    Due July 6, 2026 at 5:00 PM EDT. SAM.gov, notice 554204af76ef446a902c3d4256d7ce14

  2. June 5, 2026

    Solicitation

    Due July 6, 2026 at 5:00 PM EDT. SAM.gov, notice 55410e21d85840d580f5a2706cc3d918

  3. June 17, 2026

    Solicitation

    Due July 6, 2026 at 5:00 PM EDT. SAM.gov, notice c40fe926e5fb497f9bcb4f7032eb4069

  4. June 30, 2026

    Solicitation

    Due July 6, 2026 at 5:00 PM EDT. SAM.gov, notice b172062a4a614863b834cf7d198a7d61

Points of contact

Also open from this buyer