NASA/NSSC intends to issue a sole source contract to Space Science Institute for a sub-award, with performance located at NASA/Goddard Space Flight Center (GSFC). This is not a request for quotes, and price offers will not be reviewed or accepted at this time. Interested organizations may submit their capabilities and qualifications in writing by 08:00 a.m. Central Standard Time on 7/10/2026 for consideration of a competitive procurement. No budget amount is specified in the description. The NAICS Code for this procurement is 541715.