Note the following upcoming activities relevant to the Program Analysis Groups:

Monday 18 May 2026 at 4p Eastern (1p Pacific)

• Artificial Intelligence and Machine Learning Science and Technology Interest Group (AI/ML STIG) meeting: Reinforcement Learning Applications

Thursday 21 May 2026 at 12 noon Eastern (9a Pacific)

• Broad-Band X-ray Observatory Science Analysis Group (BBX SAG) meeting: Clusters, Galactic Center, and others

Friday 22 May 2026 at 12 noon Eastern (9a Pacific)

• ASTRA Initiative Seminar: How to Think about Mission Concepts: An Introduction to Concept Maturity Levels

Friday 22 May 2026 at 2p Eastern (11a Pacific)

• Time Domain and Multimessenger Astrophysics Science Interest Group (TDAMM SIG) meeting: Mission Concepts for the Astrophysics Strategic Technology & Research Accelerator (ASTRA) Initiative