
Geodesy Glossary: A Reference Guide to Geodetic Terminology
Commissions, ECS, GGOS, IAG, ICCs, Projects, Services, 🌍 Geodesy NewsA living reference for geodetic terms and abbreviations, linked across IAG website for up-to-date explanations. We are open for updates, corrections, links and contributions from the community.

FIG Congress 2026
ECS, IAG
Franck Ghomsi @ FIG Congress 2026
Franck Ghomsi, our early career representative (ECS) of the Inter-Commission Committee on Climate Research (ICCC), attended the recent FIG Congress and represented the IAG ECS group there. FIG is the…

Meet Jorge Martinez – Early Career Scientist
ECS, IAG, IUGG, 📰 General NewsJorge Martinez is a Spanish aerospace engineer specializing in orbit determination and planetary science. He analyzes spacecraft data to reconstruct trajectories and study the internal structure and evolution of planets and moons. Currently working at the Royal Observatory of Belgium, he is preparing to pursue a PhD focused on advancing data processing methods and uncertainty estimation in space research.

Meet Yuting Cheng – Early Career Scientist
ECS, IAG, IUGG, 📰 General NewsYuting is a postdoctoral researcher at the Royal Observatory of Belgium working on the ambitious ESA GENESIS project. Her research centers on a unique satellite co-locating all four space geodetic techniques, creating a unified reference point in space. Her work contributes to improving the precision and stability of the International Terrestrial Reference Frame, while exploring how these observation systems perform together under novel space conditions.

Geodesy Cartoon Competition – Winning Cartoons Revealed
GGOS, ECS, IAG, 🌍 Geodesy NewsWinners of the Geodesy Cartoon Competition were announced on 5 May 2026 at EGU26 in Vienna during IAG geodesy Reception. With 274 submissions from 119 cartoonists in 46 countries, the initiative highlights how creative visuals make geodesy accessible and strengthen science communication and outreach.

Meet Julia Pfeffer – Early Career Scientist
ECS, IAG, IUGG, 📰 General NewsJulia Pfeffer is a French research engineer specializing in monitoring the global water cycle through satellite geodetic measurements. Since 2020, she has led satellite gravimetry activities at Magellium and currently heads major ESA and CNES projects. With a PhD in Geophysics, she has contributed to GRACE solutions, developed key geodetic datasets, and authored over 25 scientific publications.

International Geological Congress IGC 2028 – First Circular
Com1, Com2, Com3, Com4, Commissions, ECS, GGOS, IAG, ICCC, ICCM, ICCs, ICCT, IUGG, Other, Project QuGe, Projects, Services, 📅 Event UpdateCGU joins IGC 2028 in Calgary (Aug 12–20). Submit Geomatics & Geodesy sessions (gravity, GNSS, tectonics, hydrology, sea level) by March 2027 to highlight geodesy’s role in global challenges.

Summer School: Satellite-Based Hydrological Data Assimilation
Com2, ECS, GGOS, ICCC, ICGEM, 📅 Event UpdateRegistration is open for the Summer School of "SATELLITE-BASED HYDROLOGICAL DATA ASSIMILATION", August 25-28, 2026, which will be hosted by the Geodesy Research Group of Aalborg University, Denmark.
Please register here; and the deadline is…

Meet Guilhem Chicot – Early Career Scientist
ECS, IAG, IUGG, 📰 General NewsGuilhem Chicot is a French early-career scientist in geophysics and a PhD student at the Royal Observatory of Belgium and KU Leuven. His research explores how geophysical fluids such as the atmosphere, oceans, and hydrosphere influence Earth’s rotation, with a focus on understanding the impacts of climate change on timekeeping and positioning systems.

Geodesy for a Resilient Africa Summer School (2026)
IAG, ECS, 📅 Event UpdateRegistration is now open for the Geodesy for a Resilient Africa Summer School 2026, an intensive hands-on training in Limbé, Cameroon (29 June–3 July 2026) focused on using geodetic and satellite data for climate resilience. Open exclusively to African students, researchers, and practitioners. Registration runs from 6 February to 8 March 2026.



