2026 Astrophysics Small Explorer (APSMEX)
National Aeronautics and Space Administration · NATIONAL AERONAUTICS AND SPACE ADMINISTRATION
Opportunity details
2026 Astrophysics Small Explorer (APSMEX) is currently listed as accepting responses on SAM.gov. Buyer context: National Aeronautics and Space Administration · NATIONAL AERONAUTICS AND SPACE ADMINISTRATION. Industry classification: Research and Development in the Physical, Engineering, and Life SciencesT (NAICS 54171). Product/service classification: SPACE R&D SERVICES; SPACE FLIGHT, RESEARCH AND SUPPORTING ACTIVITIES; BASIC RESEARCH (PSC AR11). Notice type: Combined Synopsis/Solicitation. GovGazette adds public award history and related pages to help you decide whether to keep reading. Check all requirements on SAM.gov.
- Check the NAICS and PSC codes, set-aside rules, place of performance, and time left before the deadline.
- SAM.gov lists no set-aside in its fields. Read the notice and attachments in case they state one elsewhere.
- This page uses 312 related public awards. The range describes past awards; it does not set a bid price.
- Use the NAICS and PSC pages to find other open notices under the same codes.
- Response deadline
- Sep 9, 2026, 11:59 PM EDT
- Set-aside
- None listed
- Place of performance
- —
- Posted
- Jun 9, 2026
- Solicitation
- NNH26ZDA011O
- Contracting office
- NASA HEADQUARTERS · WASHINGTON · DC
- Source
- SAM.gov
Description
On or after this SAM.gov notice, the final text for the Announcement of Opportunity (AO) 2026 Astrophysics Small Explorer (APSMEX) will be available for download from the NASA Solicitation and Proposal Integrated Review and Evaluation System (NSPIRES) at https://nspires.nasaprs.com. Click on the word �Solicitations� at the top of the NSPIRES landing page and then on the next page enter the number �NNH26ZDA011O� in the search box or use the direct URL provided below. This �Description� is not a complete or verbatim summary of the AO. It is the responsibility interested parties to visit and monitor regularly the two listed internet sites (links) for any amendments or other updates. Please also open and carefully read the attached PDF file named �9JuneEmail.pdf�. The 9JuneEmail attachment is copy of the text that NSPIRES sent to Science Mission Directorate (SMD) List Serv subscribers and includes other and earlier, important dates such as for the submission of a MANDATORY Notice of Intent (NOI) and a virtual Preproposal conference that are prior to the listed Date Offers Due. After reading the full AO on NSPIRES, please address any comments and questions only via email to both the primary and alternative points of contact listed and use " APSMEX26� in the subject line.
What similar awards have paid
See what agencies paid for similar work. This public history does not set a bid price, estimate a cost, or predict an award.
Typical award size
$770,246
Middle of the pack for similar past awards
Most similar awards fall between $248,861 and $2.18M
Who has won work like this
These firms won similar public awards. Use the list for competitor research or teaming, not as a ranking.
- 1THE BOEING COMPANY2 awards$12.39B
- 2NORTHROP GRUMMAN SYSTEMS CORPORATION1 award$4.41B
- 3THE JOHNS HOPKINS UNIVERSITY APPLIED PHYSICS LABORATORY LLC54 awards$1.61B
- 4KBR WYLE SERVICES, LLC3 awards$265.99M
- 5ADNET SYSTEMS INC1 award$208.14M
- 6THE UNIVERSITY OF IOWA1 award$176.74M
- 7PERATON INC.1 award$137.36M
- 8ANALYTICAL MECHANICS ASSOCIATES, INC.5 awards$113.92M
Drawn from official USAspending contract records. Always confirm requirements on the SAM.gov notice before you bid.
For research only. This is not legal advice or a promise of an award. Always verify requirements on the official SAM.gov notice. Past award amounts are public history, not a suggested bid or prediction. Open the original SAM.gov notice for the official record.