open federal funding opportunity

ROSES25: B.2 Heliophysics Foundational Research

NOTICE: Amended July 24, 2026. This amendment announces the Step-2 due date for this program element, which was previously TBD, is now September 25, 2026. Step-2 proposals can only be submitted by those who submitted a Step-1 proposal and were invited to submit a Step-2. Also, the requirements for Biographical Sketc…

Agency

NASA Headquarters

Opportunity number

NNH25ZDA001N-HFR