News & Events

The National Academies of Sciences, Engineering, and Medicine (NASEM)’s Committee on Astronomy and Astrophysics (CAA) provides an independent, authoritative forum for identifying and discussing issues in astronomy and astrophysics with the research community, the federal government, and the interested public. …

We would like to invite you to the first Habitable Worlds Observatory Science Interest Group (HWO SIG) virtual seminar on Wednesday 8 October 2025 at 10a Pacific (1p Eastern). This seminar will feature an update from the Habitable Worlds Observatory…

PhysCOS will be organizing or involved with multiple activities at the 247th Meeting of the American Astronomical Society, taking place 4-8 January 2026 in Phoenix, AZ. These events will include meetings of the PhysCOS Program Analysis Group (PhysPAG), and of…

The 2nd Physics of the Cosmos Early Career Workshop took place on 23-25 September 2025. If you attended, we hope you found the content useful, and we really appreciate all your questions, presentations, and posters. Recordings and PDF presentations are…

Agenda Topic Speaker HWO SIG Welcome Vivian U Update from TMPO Giada Arney SAG Process Karl Stapelfeldt SAG Highlight #1: UV IFU Emily Witt SAG Highlight #2: Exozodi John Debes Walk on Discussion Laura Mayorga Seminar Connection Join the Seminar

Galactic Cosmic-Ray Nuclei Searches Theory/Modeling Time Speaker 14:00 – 14:20 TDB 14:20 – 14:40 Priya Ghosh, Nuclear Astrophysicist at NASA GSFC Experiment Time Topic Speaker 14:40 – 15:00 CALET Nick Cannady, Research Astrophysicist at NASA GSFC 15:00 – 15:20 SuperTIGER/TIGERISS…

Advancing Community Observing Plans for Rapid Follow-Up of Explosive Transients We are pleased to announce the 4th TDAMM Workshop to be held October 27-30, 2025 in Huntsville, Alabama. Location: Embassy Suites by Hilton For more information, including registration and connection information: https://sti.usra.edu/4th-tdamm/

Broadband X-ray Astronomy with HEX-P: Science Drivers and Community Priorities Speaker Javier Garcia (NASA GSFC) Abstract Broadband X-ray coverage—extending from soft to hard X-rays with high sensitivity and spectral resolution—is central to advancing our understanding of black hole growth, feedback,…

The Astrophysics Division of NASA’s Science Mission Directorate is pleased to issue an open call for nominations, including self-nominations, to serve on the Executive Committee (EC) of NASA’s Physics of the Cosmos Program Analysis Group, or PhysPAG. In the coming months,…

Monday, 13 October 2025 Time Topic Location 1:00 PM NASA’s New Frontiers to Enable TDAMM Science in the Era of Survey Astronomy TBD Tuesday, 14 October 2025 Time Topic Location 1:30 PM The Future of High-Energy Astrophysics Software TBD 4:15 PM Balloon…

FIG SAG Report and Supporting Publications Topic Speaker Future Gamma-ray Pulsar Timing Arrays Matthew Kerr Special Edition and Draft Overview Session Video Session Audio

This second workshop will discuss three topics—Science, Missions, and Career Development— and will also showcase the importance of collaborations. This workshop is tailored for graduate students, postdoctoral researchers, and early-career scientists looking to enhance their professional trajectory in astrophysics. Workshop…

This is a final reminder about the Second Early Career Workshop organized by PhysCOS and the Physics of the Cosmos Program Analysis Group (PhysPAG) Executive Committee, designed to support and empower the next generation of astrophysics leaders and principal investigators.…

This workshop aims to provide insights to early-career scientists about the fascinating work done in the Physics of the Cosmos Program, explain and demonstrate the tools and opportunities available to them, and answer questions they may have. The first day…

To register for the workshop please fill out this Google form. The deadline to register is 19 September 2025 at 11:59p Central (8:59p Pacific; 12:59a on 20 September Eastern). If you are not able to use the Google form please contact Corinne Fletcher at cfletcher@usra.edu…

The meeting will be held at the Embassy Suites Huntsville. The deadline to reserve rooms at a discounted rate at the Embassy Suites is 27 September. Please visit this page for the link to reserve rooms at this rate or to find information…

Transient Science with Euclid — Early Results and Prospects Speaker Chris Duffy Abstract Euclid is a ESA mission launched in 2023 which began survey operations in 2024 using red visible and near infrared observations to explore dark matter and dark…

Meeting Schedule TBA

he XRISM PV data can be downloaded from the NASA High Energy Astrophysics Science Archive Research Center (HEASARC) archive. XRISM is now in the General Observer (GO) phase, in which it will be for the remainder of the mission. We anticipate…

The ROSES Announcement for Cycle 8 of the NICER General Observer program is available on its NSPIRES webpage. NOTE: In a change from previous cycles, Cycle 8 will be solely to fund analysis of archival data (both from NICER and for…

The NewAthena Science Study Team and the Athena Community Office invite the whole science community worldwide to fill this form to propose papers for that Special Issue, with a deadline of 30 September 2025. The selected papers will be announced in November 2025, and will…

Accordingly, with the concurrence of NASA Headquarters and the HWO project, NExScI is announcing the deferral of the solicitation for new KSMS and HWO Technology proposals from Semester 2026A to Semester 2026B (beginning 1 August 2026). This delay will allow the…

Milli-Arcsecond X-ray Imaging with Normal Incidence Mirrors Speaker Herman Marshall Abstract I will describe a research path toward sub-arcsecond X-ray imaging using multilayer coated mirrors at normal incidence below 1 keV. The primary advantage of normal incidence optics is the…