ROSES 2025: A.17 Hydrosphere
NASA Headquarters
The close date above is the date for the Step-2 proposal due date. The Step-1 proposal due date is October 8, 2026 . Step-2 proposals cannot be submitted if a Step-1 proposal was not submitted. NOTICE: September 18, 2026. Several corrections have been made: (1) Information about the 2027–2028 winter field campaign has been updated in Section 5, (2) Details on the redacted and anonymized budget requirements have been added to Table A.17-1, and (3) Text on Biographical Sketches and Current and Pending Support in Table A.17-2 has been improved. New text is in bold and deleted text is struck through NOTICE: Amended September 2, 2026. This amendment adds this new program element to ROSES-2025. Step-1 proposals are due October 8, 2026, and Step-2 proposals are due January 28, 2027 . Any proposal not preceded by an on-time compliant Step-1 proposal will be returned without review . A briefing for potential proposers to this program element will occur Monday, September 14, from 2-3 PM Eastern Time . Connection information will be posted under "other documents" on the NSPIRES page for this program element. Proposals submitted to this program will be evaluated using dual anonymous peer rev
Deadline
2027-01-28
Who can apply
Proposers must be affiliated with an institution at nspires.nasaprs.com/ and, in general, NASA provides funding only to U.S. institutions. Organizations outside the U.S. that propose on the basis of a policy of no-exchange-of-funds; consult the NASA Grant and Cooperative Agreement Manual (GCAM) (https://www.nasa.gov/grants-policy-and-compliance-team/#Regulations) for specific details. Some NRAs may be issued jointly with a non-U.S. organization, e.g., those concerning guest observing programs for jointly sponsored space science programs, that will contain additional special guidelines for non-
Sources
Grants.gov. Last updated 2026-10-26.
Always confirm eligibility and deadlines on the funder's own page before applying.