NASA Headquarters is offering a federal grant opportunity titled "ROSES 2025: B.17 Heliophysics Citizen Science Investigations," aimed at supporting research and development in the field of heliophysics through citizen science initiatives. Proposers must be affiliated with a U.S. institution and are required to submit a Step-1 proposal by November 18, 2025, before advancing to the Step-2 proposal submission due on January 27, 2026. This funding opportunity is part of NASA's broader Research Opportunities in Space and Earth Sciences (ROSES) 2025 solicitation, which encompasses various program elements critical for advancing scientific knowledge and technology. For further inquiries, interested applicants can contact Jared Bell at jared.m.bell@nasa.gov or refer to the additional information available at https://solicitation.nasaprs.com/ROSES2025.