Funder: U.S. National Science Foundation
Due Dates: September 15, 2025 – November 15, 2025 (annual window)
Funding Amounts: ~$40,000,000 total annually; ~100 awards/year; standard or continuing grants
Summary: Supports individual and collaborative research in all areas of astronomy and astrophysics, including observational, theoretical, laboratory, and archival data studies.
Key Information: No cost sharing required; proposals may span multiple disciplines and techniques.