Asian Gravitational Wave Astronomy Meeting 2026 (AGWAM-2026), July 5-11 in Chiang-Mai, Thailand The AGWAM-2026 aims to bring together students, early-career researchers, and experts across Asia and beyond to discuss recent developments in gravitational-wave (GW) astronomy, astrophysics, cosmology, and fundamental physics. This meeting follows the successful APCTP-GW2025 program held at Academia Sinica, Taipei. Meeting Website

12th Conference of the Polish Society on Relativity, August 2-7, 2026 The 12th Annual Conference of the Polish Society on Relativity (PoToR) serves as a key platform for fostering collaboration and the exchange of ideas among Polish and international scientists working in gravitational physics. Conference Website

1st BiCoQ Conference: from gravity to particles, June 15-19, 2026 in Milano The „BiCoQ Conference: from gravity to particles“ aims at bringing together a broad community of scientists working at the intersection of gravitational-wave astronomy, dark matter physics, and experimental cosmology. Conference Website

PhD International School on Technologies in Gravitational Waves Detection 2026, May 20-27, Sicily The scientific program includes a theoretical introduction to the fundamental principles of gravitational wave detection, along with lectures and practical sessions dedicated to the main features of ground-based and space-based interferometric detectors, paying particular attention to the following fields: GW theoretical aspects and principia, Future GW Observatories, Technologies aspects (interferometry, optics, controls, noise mitigation), Data Analysis. School Website

2026 North American Einstein Toolkit Workshop and School, June 15-18 in Urbana The workshop will offer a mixture of talks and tutorials, with the tutorials including basic tutorials for new users and more advanced topics. The talks will, likewise, provide information for new users and will highlight exciting science cases and the latest developments in numerical relativity. On the final day, we will discuss future directions and development. Workshop Website

POSYDON Summer School, August 24-27 2026 in Geneva Join us in Geneva for the 2026 POSYDON School and learn how to use POSYDON, a state-of-the-art binary population synthesis code now in its second version. This four-day workshop is designed to help participants incorporate POSYDON effectively into their own research. School Website

APPEC Town Meeting Geneva 2026, September 2-3 As part of the roadmap development process, a community-wide survey was conducted in 2024 within the astroparticle physics community, followed more recently by a second survey across European astroparticle physics collaborations. Drawing on these valuable inputs, the APPEC Scientific Advisory Committee is preparing a draft Roadmap addressing all strategic themes identified in the surveys, with a preliminary version expected in summer 2026. Meeting Website

Gravity & Cosmology: Searching for Concordance – 6th EPS Conference on Gravitation, June 1-3, 2026 in Stavanger Gravity & Cosmology: Searching for Concordance brings together researchers working on different aspects of the cosmology-gravity interface, who may not necessarily meet at more specialized, subcommunity-oriented events, to exchange views on what are the most feasible and promising ways forward and explore how they relate to each other. Conference Website

CoCoNuT Meeting 2026, September 8-11 at University of Southampton The CoCoNuT Meeting is a series of workshops aimed at fostering collaboration among relativistic astrophysics groups, especially within Europe. The series has been taking place yearly since 2009, and this edition will be hosted at the University of Southampton (United Kingdom). Meeting Website

TeV Particle Astrophysics 2026, August 30 to September 4, 2026 in Tendo, Japan The conference will bring together researchers working across astroparticle physics, astrophysics, cosmology, and particle physics. TeVPA 2026 aims to provide a broad forum for discussing recent results, ongoing developments, and future directions in the field. Conference Website