# Thermospheric Observing System Simulation Experiments (OSSEs) for Future NASA/Heliophysics Missions Canonical: https://abierto.us/opportunities/80nssc27943636q - Solicitation number: 80NSSC27943636Q - Notice type: Special notice - Status: Awarded to Leocast Space LLC - Department: National Aeronautics and Space Administration - Contracting office: NASA Shared Services Center (80NSSC) - NAICS: 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) - Product or service code: AR11 Space R&D Services; Space Flight, Research And Supporting Activities; Basic Research - County: Prince George's County (FIPS 24033). https://abierto.us/counties/prince-george-s-county-md-24033 - City: Greenbelt. https://abierto.us/cities/greenbelt-md-2434775 - First posted: October 13, 2026 - Last posted: October 13, 2026 - SAM.gov: https://sam.gov/workspace/contract/opp/489ed53c68dc4a4cbd249986544cd8e8/view ## Description Synopsis: VENDORS MUST REFERENCE THE NOTICE ID WHEN SUBMITTING A CAPABILITY STATEMENT. NASA/NSSC has a requirement for Thermospheric Observing System Simulation Experiments (OSSEs) for Future NASA/Heliophysics Missions NASA/NSSC intends to issue a sole source contract to LEOCAST SPACE LLC under the authority of FAR 12.102(a). It has been determined that LEOCAST SPACE LLC is the sole provider of Thermospheric Observing System Simulation Experiments (OSSEs) for Future NASA/Heliophysics Missions NASA/NSSC will be the procuring center for this effort. Performance will be located at NASA/ Goddard Space Flight Center (GSFC). The Government intends to acquire Commercial items or services using the provisions, clauses and procedures prescribed in FAR Part 12 for Commercial The NAICS Code for this procurement is 541715. Interested organizations may submit their capabilities and qualifications to perform the effort in writing to the identified point of contact not later than 3:00 p.m. Central Standard Time on 10/16/2026. Such capabilities/qualifications will be evaluated solely for the purpose of determining whether or not to conduct this procurement on a competitive basis. A determination by the Government not to compete this proposed effort on a full and open competition basis, based upon responses to this notice, is solely within the discretion of the government. Oral communications are not acceptable in response to this notice. NOTE: Quotes received in response to this notice will NOT be considered and will not be evaluated by NASA’s Technical End User Team. We are currently only requesting Capability Statements. NASA FAR Supplement Clause 1852.215-84, Ombudsman, is applicable. The Center Ombudsman for this acquisition can be found at https://www.hq.nasa.gov/office/procurement/regs/Procurement-Ombuds-Comp-Advocate-Listing.pdf . Primary Point of Contact: Cody Guidry Procurement Specialist II Cody.d.guidry@nasa.gov ## Attachments - [SATPC0042727 TAB 07 SOW PRINTED.pdf](https://sam.gov/api/prod/opps/v3/opportunities/resources/files/59a5fcac25094d02be40a810adc500a1/download) ## Award on USAspending - Recipient: Leocast Space LLC (UEI G4PLZUTQ9U31) - Contract: 80NSSC27P0148, purchase order - Obligated: $125,905.00 - Competition: Not Competed Under SAP, 1 offers received - Link: solicitation number 80NSSC27943636Q equals the FPDS solicitation identifier; same awarding office 80NSSC (high confidence) - Record: https://www.usaspending.gov/award/CONT_AWD_80NSSC27P0148_8000_-NONE-_-NONE-/ ## Open now in the same industry 127 open in NAICS 541715. - Risk Underlying Rural Areas Longitudinal (RURAL) H (75N98026R00074), due November 5, 2026 at 3:00 PM EST. https://abierto.us/opportunities/75n98026r00074 - Prototype development for Battlefield Wound Infection Prevention and Treatment (BWI P&T) Barrier Combination (HT9427-26-R-E020), due November 6, 2026 at 12:00 PM EST. https://abierto.us/opportunities/ht942726re020 - Hubble Space Telescope (HST) Servicing (80GSFC27RFIHSTS), due November 30, 2026 at 3:00 PM EST. https://abierto.us/opportunities/80gsfc27rfihsts ## Publications - October 13, 2026: Special notice, due October 16, 2026 at 4:00 PM EDT. Notice 489ed53c68dc4a4cbd249986544cd8e8. https://sam.gov/workspace/contract/opp/489ed53c68dc4a4cbd249986544cd8e8/view ## Points of contact - Cody Guidry, cody.d.guidry@nasa.gov - Kimberlynn Lancaster, Kimberlynn.m.lancaster@nasa.gov --- Source: SAM.gov Contract Opportunities bulk extract and USAspending.gov award data. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/80nssc27943636q.