NASA/NSSC intends to issue a sole source contract to KARLSRUHER INSTITUT FUER TECHNOLOGIE for AsgtroPix development of detectors, as they are determined to be the sole provider. Performance of the services will be located at NASA's Goddard Space Flight Center (GSFC). Interested organizations may submit their capabilities and qualifications in writing by 3:00 p.m. Central Standard Time on 7/14/2026 for consideration of a competitive procurement. No budget amount is specified in the description. This is a commercial item acquisition under FAR Part 12.