Virtual School of Geodesy – Reference Frames, Geodynamics, Atmosphere

🧭 Are you interested in geodesy, climate change, and global frameworks? This is your chance! 📅 Course date: June 3, 5, 6, 10 and 12, 2025 📍 Modality: 100% Virtual (and via YouTube if quotas are exceeded) 🗣️ Languages: English and Spanish 🎯 Objective: Deepen the implementation and maintenance of terrestrial frameworks and their relevance […]

1st GGOS IberAtlantic Summer School

1st GGOS IberAtlantic Summer School The 1st GGOS IA Summer School will be held at the Yebes Observatory in Guadalajara, Spain, from July 13th to 18th, 2025. Organized by GGOS IA, IGN, Yebes Observatory, and RAEGE-Az, this event offers a unique opportunity for students to explore geodetic science through both theoretical and practical sessions. Participants […]

IAU Symposium 401: Advancing Reference Systems, Ephemeris, and Standards

National University of La Plata (UNLP) La Plata, Argentina

It is our pleasure to announce that the International Astronomical Union (IAU) Symposium "Advancing Reference Systems, Ephemeris, and Standards: from the Earth and the Moon to Solar System Bodies" (IAUS 401) will be held from August 4 to 9, 2025, at the National University of La Plata (UNLP), La Plata (Argentina). Reference systems and their […]

GGOS Days 2025

Rimini, Italy Via della Fiera, 23, Rimini, Rimini, Italy

The annual business meeting of GGOS, known as GGOS Days, will be integrated with the IAG Scientific Assembly in 2025. As a result, there will be no separate meeting as in previous years. Instead, reports from the GGOS components will be presented during the GGOS Symposium at the Assembly. Additionally, a GGOS Governing Board meeting […]

IAG Scientific Assembly 2025

Rimini, Italy Via della Fiera, 23, Rimini, Rimini, Italy

Join us at the IAG 2025 Scientific Assembly from 1 to 5 September 2025, in Rimini, Italy. With the theme "Geodesy for a Changing Environment", the conference will explore critical topics in geodesy across the four IAG Commissions: Reference Frames, Gravity Field, Rotation and Geodynamics, and Positioning and Applications. Additionally, the GGOS Days 2025 will […]

AGU25 – GGOS Session

New Orleans, USA New Orleans

The AGU Annual Meeting 2025 brings together geoscientists from all over the world to one meeting covering all disciplines of the Earth, planetary, and space sciences. GGOS is planning to have it’s own session. More information will follow…

Munich 2026 | REFAG Symposium + Unified Analysis Workshop UAW

Munich, Germany Munich, Germany

The Technical University of Munich (TUM) is proud to lead global geodetic research as it currently holds the presidents of Commission 1 “Reference Frames” of the International Association of Geodesy (IAG) and the IAG Global Geodetic Observing System (GGOS). In this prominent role, TUM is excited to host two landmark events in 2026: The IAG […]