Notices

• NOTICE: Corrected September 9, 2025. NASEM Astrobiology Strategy citation was corrected to 2019 (see Section 1.1.3), reference to the anonymized Table of Work Effort was added to Section 3.2, and HEC request is not included in anonymized proposal (see Section 3.5). New text is in bold and deleted text is struck through.
• NOTICE: ROSES-25 Amendment 7 makes the following changes to C.1 the Planetary Research Overview: It establishes funding threshold and submission requirements for substantial instrument or equipment requests (Section 3.11), removes the estimated page limit for pilot studies (Section 3.4) and clarifies text on use of spacecraft mission data (Section 3.5). New text is in bold and deleted text is struck through. A Planetary Science Overview FAQ has been posted under other documents on NSPIRES pages for all of Appendix C.
• NOTICE: Amended August 1, 2025. This amendment makes several changes: It establishes that the anonymized Table of Work Effort and references are outside of the 5-page S/T/M section (see Section 3.2), removes an exclusion regarding data archiving (see Section 2.1), changes the first proposal submission cut-off date for inclusion in the Winter 2025 review to September 15, 2025, changes the second estimated review date to Spring 2026 (see Table C.2-1 in Section 3.1), and removes the HEC requirement in the S/T/M as it appears as a cover page question, see Section 3.2. New text is in bold and deleted text is struck through.
• The description of the specific proposal opportunity on this page is contained in the document 'C.2 Solar System Science'. The document 'C.1 Planetary Science Research Program Overview' describes research activities within the NASA science division that is managing the specific proposal opportunity on this page and may impose requirements upon proposals submitted to this program element. The document 'Summary of Solicitation' describes the common requirements for all ROSES-2025 proposal opportunities. The document 'Table 1' contains the proposal check list from the Summary of Solicitation. The documents 'Table 2' and 'Table 3' contain the list of all proposal opportunities and their due dates, sorted by (full or Step-2) proposal due date or appendix number, respectively. All of these documents are kept up to date and incorporate amendments, clarifications, and corrections in a clearly identifiable manner.