Amendment #1: This SAM.gov update 1) announces the release of revised final text for the Astrophysics Explorers Program 2026 Small Explorer (SMEX) AO and 2) adds a copy of the text of an August 2026 NSPIRES e-mail sent to SMD List Serv subscribers. Please open and carefully review the attachment named 6AugustEmail.p
The National Aeronautics and Space Administration (NASA) Science Mission Directorate (SMD) announces that its annual NASA Research Announcement (NRA), Research Opportunities in Space and Earth Sciences (ROSES) 2025 will be released on or about July 10, 2025. ROSES is an omnibus solicitation with many individual progr