Tuesday 28 April 2026 at 2p Eastern (11a Pacific)

• Gravitational Wave Science Interest Group (GW SIG) seminar: LIGO: Status and Plans

Thursday 30 April 2026 at 11a Eastern (8a Pacific)

• Cosmic Structure Science Interest Group (CoS SIG) seminar: Mission Concepts for the Astrophysics Strategic Technology & Research Accelerator (ASTRA) Initiative

Thursday 30 April 2026 at 12 noon Eastern (9a Pacific)

• Broad-Band X-Ray Observatory Science Analysis Group (BBX SAG) meeting: Technology: Mirrors

Friday 1 May 2026 at 1p Eastern (10a Pacific)

• X-Ray Science Interest Group (XR SIG) seminar: Developing CMOS Detectors for Use in Future X-ray Astrophysics Missions