ROSES25: D.8 Habitable Worlds Observatory Precursor Science Investigation

The National Aeronautics and Space Administration (NASA) Science Mission Directorate (SMD) has released its annual omnibus Research Announcement (NRA), Research Opportunities in Space and Earth Sciences (ROSES) – 2025. This particular program element, D.8 Habitable Worlds Observatory Precursor Science Investigation, is seeking proposals for research and technology development. The typical period of performance for an award is three years. Proposers must be affiliated with an institution at nspires.nasaprs.com/ and, in general, NASA provides funding only to U.S. institutions. • Proposals are due by October 26, 2026. • Notices of Intent are due by September 10, 2026. • Awards will be made as grants, cooperative agreements, or contracts depending on the nature of the work proposed. • Research security training is required starting August 5, 2026, for all PIs and any Co-Is that would spend ≥ 10% time on a proposed grant or cooperative agreement.