Astronomical Sciences (AST) - Document Library

News releases posted after June 23, 2009 can be found in the News section.

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Dear Colleague Letter: MPS AGEP-GRS

Available Formats:
Document Type:
Program Announcements & Information 
Document Number:
nsf20083
Document History: Posted:
May 14, 2020.
Replaces:
nsf16125.

Dear Colleague Letter: MPS-AST Facility Divestment Activity

Available Formats:
Document Type:
Program Announcements & Information 
Document Number:
nsf17079
Document History: Posted:
April 27, 2017.

Dear Colleague Letter: National Academy of Public Administration (NAPA) Implementation

Available Formats:
Document Type:
General Information 
Document Number:
nsf16128
Document History: Posted:
August 29, 2016.

Dear Colleague Letter: National Radio Astronomy Observatory

Available Formats:
Document Type:
Program Announcements & Information 
Document Number:
nsf12087
Document History: Posted:
June 25, 2012.

Dear Colleague Letter: Non-Academic Research Internships for Graduate Students (INTERN) Supplemental Funding Opportunity

Available Formats:
Document Type:
Program Announcements & Information 
Document Number:
nsf21013
Document History: Posted:
October 8, 2020.
Replaces:
nsf18102.

Dear Colleague Letter: Non-Academic Research Internships for Graduate Students in Geothermal Energy Supplemental Funding Opportunity (Geothermal INTERN)

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Document Type:
Program Announcements & Information 
Document Number:
nsf23024
Public Comment:
This Dear Colleague Letter (DCL) references DCL NSF 21-023, Dear Colleague Letter: Non-Academic Research Internships for Graduate Students (INTERN) Supplemental Funding Opportunity.
Document History: Posted:
November 15, 2022.

Dear Colleague Letter: NSF Regional Innovation Engines (NSF Engines) Program

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Document Type:
Program Announcements & Information 
Document Number:
nsf22082
Public Comment:
Document History: Posted:
May 3, 2022.

Dear Colleague Letter: NSF-NIST Interaction in Basic and Applied Scientific Research

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Document Type:
Program Announcements & Information 
Document Number:
nsf22098
Public Comment:
Document History: Posted:
June 21, 2022.
Replaces:
nsf11066.

Dear Colleague Letter: NSF-Swiss NSF Lead Agency Opportunity

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Document Type:
Program Announcements & Information 
Document Number:
nsf23049
Public Comment:
Document History: Posted:
January 27, 2023.

Dear Colleague Letter: NSF/AST Response to the NRC Report "Optimizing the U.S. Ground-Based Optical and Infrared Astronomy System"

Available Formats:
Document Type:
General Information 
Document Number:
nsf15115
Public Comment:
This document references program solicitations NSF 15-580 and NSF 12-526.
Document History: Posted:
September 1, 2015.

Dear Colleague Letter: Nurturing Diverse, Skilled, Capable, and Productive Communities of CyberInfrastructure Professionals (CIP)

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Document Type:
Program Announcements & Information 
Document Number:
nsf22052
Public Comment:
Document History: Posted:
February 24, 2022.

Dear Colleague Letter: Open Science for Research Data

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Document Type:
Program Announcements & Information 
Document Number:
nsf20068
Document History: Posted:
March 27, 2020.

Dear Colleague Letter: Optics and Photonics (OP)

Available Formats:
Document Type:
Program Announcements & Information 
Document Number:
nsf16004
Document History: Posted:
October 5, 2015.
Replaces:
nsf14091.

Dear Colleague Letter: Pilot for the Allocation of High-Throughput Computing Resources (HTC)

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Document Type:
Program Announcements & Information 
Document Number:
nsf22051
Public Comment:
Document History: Posted:
February 24, 2022.

Dear Colleague Letter: Provisioning Advanced Cyberinfrastructure to Further Research on the Monkeypox Virus

Available Formats:
Document Type:
Program Announcements & Information 
Document Number:
nsf22115
Document History: Posted:
August 18, 2022.

Dear Colleague Letter: Reproducibility and Replicability in Science

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Document Type:
Program Announcements & Information 
Document Number:
nsf23018
Public Comment:
Document History: Posted:
October 25, 2022.

Dear Colleague Letter: Request for Information on Future Topics for the NSF Convergence Accelerator

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Document Type:
Program Announcements & Information 
Document Number:
nsf22021
Public Comment:
Document History: Posted:
December 13, 2021.
Replaces:
nsf21012.

Dear Colleague Letter: Request for Information on Future Topics for Workforce Development in Emerging Technology Career Pathways

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Document Type:
Program Announcements & Information 
Document Number:
nsf23100
Public Comment:
Document History: Posted:
May 8, 2023.

Dear Colleague Letter: Request for Information on Researcher and Educator Use Cases for the National Artificial Intelligence Research Resource (NAIRR)

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Document Type:
Program Announcements & Information 
Document Number:
nsf24051
Public Comment:
Document History: Posted:
January 24, 2024.

Dear Colleague Letter: Research Collaboration Opportunity in Europe for NSF Recipients

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Document Type:
Program Announcements & Information 
Document Number:
nsf24053
Public Comment:
Document History: Posted:
February 2, 2024.
Replaces:
nsf23085.

Dear Colleague Letter: Research Internships for Graduate Students at Air Force Research Laboratory (NSF-AFRL INTERN) Supplemental Funding Opportunity

Available Formats:
Document Type:
Program Announcements & Information 
Document Number:
nsf21029
Public Comment:
This Dear Colleague Letter (DCL) references NSF 21-013, Dear Colleague Letter: Non-Academic Research Internships for Graduate Students (INTERN) Supplemental Funding Opportunity.
Document History: Posted:
December 11, 2020.

Dear Colleague Letter: Research on Sexual Harassment and Other Forms of Harassment in Science, Technology, Engineering and Mathematics (STEM) Contexts

Available Formats:
Document Type:
Program Announcements & Information 
Document Number:
nsf19053
Document History: Posted:
March 29, 2019.

Dear Colleague Letter: Research Opportunities in Germany for NSF CAREER Awardees

Available Formats:
Document Type:
Program Announcements & Information 
Document Number:
nsf15059
Document History: Posted:
March 26, 2015.

Dear Colleague Letter: Research Protection

Available Formats:
Document Type:
Program Announcements & Information 
Document Number:
nsf19200
Document History: Posted:
July 11, 2019.

Dear Colleague Letter: Seeking Community Input for International Research Experiences for Graduate Students

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Document Type:
Program Announcements & Information 
Document Number:
nsf19029
Document History: Posted:
December 11, 2018.

Dear Colleague Letter: Sequestration Effects on MPS

Available Formats:
Document Type:
General Information 
Document Number:
nsf14026
Document History: Posted:
January 8, 2014.

Dear Colleague Letter: SII-NRDZ-SBE: Radio Spectrum Sharing - The Human Environment

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Document Type:
Program Announcements & Information 
Document Number:
nsf23065
Public Comment:
Document History: Posted:
February 28, 2023.

Dear Colleague Letter: Special Guidelines for Submitting Collaborative Proposals under National Science Foundation (NSF) and US-Israel Binational Science Foundation (BSF) Collaborative Research Opportunities

Available Formats:
Document Type:
Program Announcements & Information 
Document Number:
nsf20094
Document History: Posted:
June 9, 2020.
Replaces:
nsf17120.

Dear Colleague Letter: Special Guidelines for Submitting Collaborative Proposals under the National Science Foundation and Czech Science Foundation Collaborative Research Opportunities

Available Formats:
Document Type:
Program Announcements & Information 
Document Number:
nsf23094
Public Comment:
Document History: Posted:
April 25, 2023.
Replaces:
nsf21111.

Dear Colleague Letter: Status of MPS/AST Response to Recommendations of New Worlds, New Horizons Decadal Survey

Available Formats:
Document Type:
General Information 
Document Number:
nsf15044
Public Comment:
This document references NSF 14-022, Dear Colleague Letter: MPS/AST Portfolio Divestment Options.
Document History: Posted:
March 4, 2015.
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