News & Events

Physics of the Cosmos Third Early Career Workshop. 22-24 September 2026

ROSES-2025 Amendment 70 releases D.4 TCAN as a new opportunity in ROSES-25. Mandatory Notices of Intent are due by 15 October 2026, and proposals are due by 3 December 2026.

The NASA Science Mission Directorate (SMD) and Human Spaceflight Mission Directorate (HSMD) have released the final text of the fifth Solar System Exploration Research Virtual Institute (SSERVI) Cooperative Agreement Notice (CAN-5).

LISA Science Gaps 2026: Open for Community Input Until 16 September 2026

The Astrophysics Division at NASA Headquarters is looking for one or more interns to incorporate Artificial Intelligence (AI) tools across different aspects of the day-to-day activities, to improve the decision-making process and increase efficiency.

This item announces a correction to D.8 HWO-PSI.

1-3 September 2026. The Community Science (Ad ASTRA) Workshop is organized by the NASA Astrophysics Division.

We have important news regarding the 3rd Early Career Workshop organized by NASA’s Physics of the Cosmos Program and the Physics of the Cosmos Program Analysis Group (PhysPAG) Executive Committee.

FLAG SAG Pre-Ad ASTRA Discussion. 2:00pm ET

Effective 19 August 2026, XMM-Newton observing proposals are solicited in response to the Twenty-sixth Announcement of Opportunity, AO-26. Deadline for proposal submission is Friday 9 October 2026, at 12 noon UTC.

The UMD/GSFC Joint Space Science Institute (JSI) is happy to announce that this year’s JSI Fall Conference will be: A NICER Legacy: Neutron Stars, Black Holes, and Time-Domain Astronomy. Early Registration Ends 29 September 2026.

On behalf of the Artificial Intelligence and Machine Learning Science and Technology Interest Group (AI/ML STIG) organizers, we're excited to share that our second-year lecture series will kick off soon.

Ad ASTRA Community Workshop: Virtual Registration Available Until 31 August 2026.

This seminar has been canceled.

The X-Ray Science Interest Group (XR SIG) seminar scheduled for Friday 21 August has been canceled.

Upcoming Science Interest Group & Science Analysis Group Activities, 20 Aug - 26 Aug 2026

The new ROSES-25 program element D.9 Habitable Worlds Observatory Instrument Concept Assessments (HWO-ICA), solicits proposals to support maturation of the HWO mission concept.

NASA IRTF Semester 2027A Call for Proposals; Open 1 September to 1 October 2026

NASA’s 2026 Joint HELIOTECH and Orbital Flight Symposium will be held 31 August – 4 September at the Johns Hopkins Applied Physics Laboratory in Laurel, Maryland, and online via ZoomGov.

We will provide updates on the progress of the report, solicit feedback, and recruit to contribute to the direct text.

Lynx2030 Science Analysis Group: Preparing for the Next X-ray Flagship. Speakers: Fabio Pacucci (SAO), and Steven Ehlert (MSFC)

Monitoring & Modeling Blazar Jets Across the Electromagnetic Spectrum. Speaker: Dr. Nicholas R. MacDonald, University of Mississippi

Habitable Worlds Observatory Updates

The National Aeronautics and Space Administration (NASA) Science Mission Directorate (SMD) announces the release of Amendment #1 to the Announcement of Opportunity (AO) to solicit Principal Investigator (PI)-led space science investigations for the Small Explorer (SMEX) opportunity.