11/03/2026 Question 1: Could you please let me know whether there is an incumbent contractor supporting this requirement? If so, would it be possible to provide the contractor name and contract number? Answer to Q1: The incumbant contractor

This contract action was not awarded competitively and is not fixed-price. The contract was awarded sole source to Southwest Research Institute (SwRI) under 10 U.S.C. 3204(a)(1), Only One Responsible Source, due to its unique qualifications

Amendment 1 (October 28, 2026) This posting is hereby amended to correct the title from "Space Power and Reactor Capabilities (SPARC) - Sources Sought Notice" to "Space Power and Reactor Capabilities (SPARC) - Presolicitation Synopsis". Ori

NASA intends to issue the Space Power and Reactor Capabilities (SPARC) Final Request for Proposals (RFP) via sam.gov on or around November 20, 2026. A Sources Sought Notice for SPARC was posted to sam.gov on August 3, 2026, entitled "Space

Amendment 2: September 25, 2026 The Space Power and Reactor Capabilities (SPARC) Draft Request for Proposals (DRFP) is hereby amended to add the SPARC Industry Day Presentation and the SPARC Industry Day Questions and Answers (Q&A) as attac

UPDATE: October 9, 2026 Directed Call (DC) #2 Surface Mating Systems (SMS) White Paper Questions and Responses and Model Contract added to Attachments/Links. DC #2 SMS White paper submissions are due by 5:00 p.m. CT on October 16, 2026. UPD

Amendment 0002 The purpose of this Amendment is to update the original RFP, update Exhibit C - GLIMR ATSRD, and clarify the use of Reference and Applicable documents. _______________________________________________________________ Amendment

The final solicitation for Next Space Technologies for Exploration Partnerships-3 (NextSTEP-3), Appendix B, Moon to Mars Architectural Studies, issued under solicitation number 80MSFC26R0003, is on hold until further notice. Offerors are re