ROSES25: C.4 Planetary Science Enabling Facilities

NOTICE: Corrected July 29, 2026. Accidentally omitted standard budget requirements have been added to Table C.4-3 and Sections 3.3.3 and 3.5. New text is in bold and deleted text is struck through. The due date remains unchanged: Proposals are due November 10, 2026.

NOTICE: Amended July 21, 2026. This amendment adds to ROSES-2025 this program element which was previously listed as not solicited this year. Proposals are due November 10, 2026. New this year: no Step-1 or Notice of Intent is requested. New this year: Proposals to this program element will be evaluated using a dual-anonymous peer review process. See guidelines in Section 3.13 of C.1, and in the associated "Guidelines for Anonymous Proposals" document under "Other Documents" on the NSPIRES page for this program element for the preparation of anonymous proposals.

NOTICE: Research security training required starting August 5, 2026. All PIs and any Co-Is that would spend ≥ 10% time on a proposed grants or cooperative agreements must certify they have taken research security training. NASA will be satisfied with the four online research security training modules on the National Science Foundation's (NSF) Research Security Training website at https://www.nsf.gov/research-security/training or the SECURE Center condensed version of the four modules at https://www.secure-center.org/ctm

Trimmed here, the full scope, expected outcomes and award criteria are on the official topic page ↗.