This opportunity is for the National Aeronautics and Space Administration's (NASA) Research Opportunities in Space and Earth Sciences (ROSES) – 2025, specifically for the program element F.20 Economic, Social, and Policy Analyses of Lunar Surface Sustainability. The goal of this program element is to support research that analyzes the economic, social, and policy aspects of lunar surface sustainability. • The typical period of performance for an award is three years, but some programs may allow up to five years and others specify shorter periods. • Awards will be made as grants, cooperative agreements, or contracts depending on the nature of the work proposed. • 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 should consult the NASA Proposer’s Guide for specific details.