Network Extension for User Continuity and Sustainability (NEXUS) Ka-Band Backward-Compatible Relay Broad Agency Announcement (BAA) NextSTEP-3 Appendix E - Final Solicitation

Solicitation description

UPDATE 11: The Government amends Solicitation 80MSFC26R0006 with an Amendment 04 date of July 13, 2026. The posted Change Log located within Amendment 04 includes all changes to the Final Solicitation Package. Amendment 04 includes a Proposal Submittal due date extension from July 21, 2026 to August 04, 2026. ---------------------------------------------------------------------------------------- UPDATE 10: The Government amends Solicitation 80MSFC26R0006 with an Amendment 03 date of July 06, 2026. The posted Change Log located within Amendment 03 includes all changes to the Final Solicitation Package. Amendment 03 includes: 1. A Proposal Submittal due date extension from July 10, 2026 to July 21, 2026. 2. A revised Entities Excluded from Participation listing ------------------------------------------------------------------------------------------------------- UPDATE 9: The Government amends Solicitation 80MSFC26R0006 with an Amendment 02 date of June 29, 2026. The posted Change Log located within Amendment 02 includes all changes to the Final Solicitation Package. Amendment 02 includes: 1) The Government's responses to questions received in response to Amendment 01. 2) A Proposal Submittal due date extension from July 7, 2026 to July 10, 2026. 3) An updated BOX link for proposal submittals. --------------------------------------------------------------------------------------------------- UPDATE 8: The Government amends Solicitation 80MSFC26R0006 with an Amendment 01 date of June 22, 2026. The Government’s responses to all industry questions are hereby posted, along with a Change Log identifying all modifications made to the Final Solicitation Package Amendment 01 includes updates to Solicitation 80MSFC20R0006, to include: Attachment A.2, NEXUS SRD, Attachment B, NEXUS DPD, Attachment F, Payment Milestones and Acceptance Criteria, Attachment H, NEXUS TDRS Model Contract, and Attachment J, Pricing Model. ------------------------------------------------------------------------------------------------------------ UPDATE 7: Primary Contracting Officer changed to Jacquelyn Pletcher. ------------------------------------------------------------------------------------------------------------ UPDATE 6: Final Solicitation Release Question Submittal Window: Closes end of day June 9, 2026 Proposal Due Date: 10:00 a.m. Central Time, July 7, 2026 Update 6 constitutes the final solicitation release and supersedes all prior versions. This notice does not commit the Government to award, nor will the Government reimburse any costs incurred in preparing responses. NASA hereby releases the NextSTEP?3 APPENDIX E: Network Extension for User Continuity and Sustainability (NEXUS) Backward?Compatible Ka?Band Relay Broad Agency Announcement (BAA), Solicitation 80MSFC26R0006. NAICS: 541715 Set?Aside: None Foreign Participation: Not permitted NASA Clause 1852.215-84, Ombudsman, applies. Current Ombudsman information is available at...

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