U.S. National Science Foundation · United States

Astronomy and Astrophysics Research Grants

Open

U.S. National Science Foundation expects to make awards, from a total budget of $50 million. Applications close on 16 Nov 2026. Eligible applicant types include unrestricted (i.e., open to any type of entity above), subject to any clarification in text field entitled "Additional Information on Eligibility".

Deadline: 16 Nov 2026 (in 1 day)
Grant amount: $50 million total budget
Funding rate: No mandatory cost sharing stated; funding percentage not stated
Total budget: $50 million
Cost sharing: Not required
Likely applicant types: Companies, SMEs / start-ups, Non-profits, Universities & research, Public bodies, Individuals From source categories or programme rules; the call decides.
Funder: U.S. National Science Foundation
Reference: 22-624
Assistance listing: 47.049 Mathematical and Physical Sciences
Last checked: 13 Nov 2026

Open the official call ↗ Add deadline to calendar

About this call

The Astronomy and Astrophysics Research Grants (AAG) Program is an inclusive and flexible funding opportunity to support research in the astronomical sciences. The Program provides individual investigator and collaborative research grants for observational, theoretical, laboratory, and archival data studies in astronomy and astrophysics. The Program also considers proposals for projects and tools that enable or enhance astronomical research. Proposals may span multiple disciplines and/or areas of study and may utilize multiple techniques.

Who can apply

Unrestricted (i.e., open to any type of entity above), subject to any clarification in text field entitled "Additional Information on Eligibility"

Applicant categories are a starting point. The official call decides eligibility.

Topics

Science and Technology and other Research and Development

How to apply

Apply through the funder’s official page (link below); it states the procedure, documents and deadline.

From the call text

Who can apply: Not stated in the call text we hold — check the official page
Company stage: Not stated in the call text we hold — check the official page
Single applicant or consortium: Not stated in the call text we hold — check the official page
Where applicants must be based: Not stated in the call text we hold — check the official page
Where to apply: Not stated in the call text we hold — check the official page

Contact

U.S. National Science Foundation · grantsgovsupport@nsf.gov · 703-292-4203

Where these facts come from

Fact	Value	How we know	Taken from the source
Deadline	16 November 2026	official data field	15 Nov 2026
Amount per applicant	Unknown — not stated in the source we hold	unknown	—
Total budget	$50 million	official data field	15 Nov 2026
Funding rate	No mandatory cost sharing stated; funding percentage not stated	read from the official text	15 Nov 2026
Who can apply	Unrestricted (i.e., open to any type of entity above), subject to any clarification in text field entitled "Additional Information on Eligibility"	official data field	15 Nov 2026
Where to apply	Unknown — not stated in the source we hold	unknown	—

Official sources

Official call page · Funder's programme page

Facts on this page come from the funder’s official data, taken on 13 Nov 2026. The funder's own documents, including later amendments, always take precedence.