High Energy Astrophysics Upcoming Dates & Deadlines
This page lists major upcoming deadlines for the submission of proposals to high-energy and general astrophysics
programs and/or other missions which may be of interest to HEASARC users. Wherever possible, links are included to the
appropriate web sites which have more details. Please send information concerning any dates/deadlines that are not
currently included and/or corrections to antara.r.basu-zych "at" nasa.gov. For more information about these and
related subjects, you might also want to check out:
(1) the NASA Science Directorate list of Research Opportunities, (2) the HEASARC list of Upcoming Meetings
(including meetings in High Energy Astrophysics, Astronomy, and related WWW activities), (3) the HEASARC list of
Previous AOs/NRAs for which the Accepted
Targets and/or Proposals are Available, (4) the NASA list of Future, Current & Past Science Missions, (5) the NASA Launch Schedule,
or (6) the HEASARC's Chronology of
High-Energy Astrophysics and General Astronomy
Summary of Deadlines
2025 Feb 14 - 2025 May 1: ROSES-2024 Full (Step-2 or Phase-1) Proposals Deadlines
ONGOING ROSES-2024 Deadlines of Particular Relevance to the HEASARC and the High-Energy Astrophysics Community include:
Note
Due to the delay in posting ROSES-2025, ongoing deadlines from ROSES-2024 are posted here:
Appendix Program Element NOI/Step 1 Prop. Step 2 Proposals
Due Date Due Date
MM/DD/Year MM/DD/Year
D.13 Astrophysics Pioneers 02/14/2025* 04/03/2025
D.15 LISA Preparatory Science 02/07/2025* 03/20/2025
Appendix Program Element Phase 1 Proposals via ARK/RPS
Due Date
MM/DD/Year
D.6 Fermi General Investigator - Cycle 18 03/05/2025
D.10 TESS General Investigator - Cycle 8 03/27/2025
D.17 XRISM General Observer - Cycle 2-Type 1 05/15/2025
(Due 16:30p.m. ET via ARK/RPS)
D.17 XRISM General Observer - Cycle 2-Type 2 05/15/2025
(Due 23:59p.m. ET via NSPIRES)
2025 April 1 - 2026 May 1: Upcoming ROSES-2025 Full (Step-2 or Phase-1) Proposals Deadlines
ROSES-2025 Deadlines of Particular Relevance to the HEASARC and the High-Energy Astrophysics Community include:
The ROSES 2025 has been delayed. We will post the ROSES 2025 dates here when available.2024 October 11: Anticipated XMM-Newton AO-25 Proposal Deadline
Full Details of Deadlines
Questions concerning general ROSES and especially the Summary of Solicitation may be directed to the office of the SMD Deputy Associate Administrator for Research via sara "at" nasa.gov.
2025 Feb 14 - 2025 May 1: Continuing ROSES-2024 Full (Step-2 or Phase-1) Proposals Deadlines
ROSES-2024 Deadlines of Particular Relevance to the HEASARC and the High-Energy Astrophysics Community include:
Appendix Program Element NOI/Step 1 Prop. Step 2 Proposals
Due Date Due Date
MM/DD/Year MM/DD/Year
D.13 Astrophysics Pioneers 02/14/2025* 04/03/2025
D.15 LISA Preparatory Science 02/07/2025* 03/20/2025
Appendix Program Element Phase 1 Proposals via ARK/RPS
Due Date
MM/DD/Year
D.6 Fermi General Investigator - Cycle 18 03/05/2025
D.10 TESS General Investigator - Cycle 8 03/27/2025
D.17 XRISM General Observer - Cycle 2-Type 1 05/15/2025
(Due 16:30p.m. ET via ARK/RPS)
D.17 XRISM General Observer - Cycle 2-Type 2 05/15/2025
(Due 23:59p.m. ET via NSPIRES)
2025 April 1 - 2026 May 1: Upcoming ROSES-2025 Full (Step-2 or Phase-1) Proposals Deadlines
Deadlines of Particular Relevance to the HEASARC and the High-Energy Astrophysics Community include:
The ROSES 2025 has been delayed. We will post the dates here when available.
Advance notice of upcoming deadlines for NASA Research Announcements and Announcements of Opportunity can be found by going to this NASA Research Opportunities Online Future Solicitations webpage.
2025 October 10, 12:00 UT: Anticipated XMM-Newton AO-25 Call for Proposals (CfP) Deadline
The planned key milestones for the eighteenth XMM-Newton "Announcement of Opportunity" have been established. Within this AO-25, a new call to submit proposals for observations to be performed with the XMM-Newton observatory will be issued.
To be prepared for this, please find below the anticipated timeline:
Announcement of Opportunity .............. 19 August 2025 Due date for Proposals ................... 10 October 2025 (12:00 UT) Final OTAC approved programme ............ mid December 2025 For approved proposals only: Start of Phase II proposal submission .... 13 January 2026 Closure of Phase II proposal submission .. 30 January 2026 Start of observations .................... May 2026
The official "Announcement of Opportunity" will be made public in the XMM-Newton News and on the XMM-Newton Science Operations Centre Home Page. Check at this link.
Page Author: Antara R. Basu-Zych (antara.r.basu-zych 'at' nasa.gov), (301) 286-1155