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Welcome to the New IAG Website

We are excited to announce the official launch of the new IAG website geodesy.science. This launch marks a major milestone for the IAG and reflects our ambition to make geodesy more visible, accessible, and connected — both within the scientific…
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A new atomic clock in space could help us measure elevations on Earth

What if we could measure height differences on Earth with centimeter level accuracy from space? A new article from MIT Technology Review explores how the European Space Agency’s ACES mission (Atomic Clock Ensemble in Space), now installed…
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Virtual School of Geodesy – Reference Frames, Geodynamics, Atmosphere

Are you passionate about geodesy, climate change, and the global systems that help us understand our planet? Don’t miss this unique opportunity to dive deep into one of the most relevant scientific topics of our time! This international online…
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Look Back at the IAG Geodesy Reception 2025

We are pleased to report that the IAG Geodesy Reception at this year’s EGU General Assembly, held on Tuesday, April 29, 2025, was a great success! Hosted at the Federal Office of Metrology and Surveying (BEV) in Vienna, the event brought…
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New Paper Highlights the Power of Geodesy to Support Science and Society

The global geodetic community has come together to address one of the most pressing needs of our time: monitoring the dynamic Earth system. A new peer-reviewed article, “The Global Geodetic Observing System (GGOS) – Harnessing Geodesy for…
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New RAEGE Station in Gran Canaria: A Milestone for Global Geodesy

The Spanish Ministry of Transport and Sustainable Mobility (MTMS) has officially begun the construction of the third RAEGE station on a site granted by the Cabildo of Gran Canaria to the National Geographic Institute (IGN) in March 2023.…
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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…
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IAG Scientific Assembly 2025 – GGOS Session | Call for Abstracts!

We are excited to announce following GGOS-related symposia and sessions at the IAG 2025 in Rimini, Italy (September 1–5, 2025). Abstract submissions are now open until March 15, 2025. 🌍 Symposium G06: Global Geodetic Observing System …
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EGU2025 Call For Abstracts: GGOS Session G2.3

We would like to draw your attention to the EGU session G2.3 "GGOS: Fostering collaboration in geodesy to address challenges for science and society" to be held at the next EGU General Assembly in Vienna, Austria & online, 27 April - 2 May…
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GGOS Days 2024 – Meeting Summary

The Executive Committee of the Global Geodetic Observing System (GGOS) organises every year the GGOS Days to update the geodetic community on recent achievements and current challenges faced by the various colleagues involved in achieving the…