DRAFT Announcement of Opportunity (AO) -- 2025 Astrophysics Small Explorer (SMEX)
NATIONAL AERONAUTICS AND SPACE ADMINISTRATION
About this opportunity
3rd Amendment: NASA is reactivating and amending this special notice to add a PDF file named �3rdNSPIRES_Email� that contains the text of the �2026 Astrophysics Small Explorer Announcement of Opportunity March 2026 Community Announcement�. If you have any questions regarding the attached, please contact (via email) both the listed primary and secondary points of contact and use "APD 2026 SMEX CA" in the subject line. 2nd Amendment: NASA is reactivating and amending this special notice to announce 1) a new primary POC; 2) that the release of the final AO text is expected no earlier than the 2nd quarter of calendar year 2026; and 3) to add a PDF file named �3rdNSPIRESemail�. After reading this 3rd PDF file, only via email contact both the listed primary and secondary points of contact and us...