open federal funding opportunity

ROSES25: D.8 Habitable Worlds Observatory Precursor Science Investigation

PLEASE NOTE: this program has MANDATORY Notices of Intent, which are due via NSPIRES by September 10, 2026. See the full posting on NSPIRES for details. NOTICE: Amended July 27, 2026. This amendment presents a new program element in ROSES-2025. Mandatory NOIs (see Section 3.1) are due by September 10, 2026, and prop…

Agency

NASA Headquarters

Opportunity number

NNH25ZDA001N-HWOPSI