Moscone Center, San Francisco, California, USA
AGU26 brings the Earth and space science community to San Francisco on 7–11 December 2026 for research presentations, scientific exchange, workshops and professional development. The programme spans Earth, planetary and space sciences, with opportunities for collaboration across disciplines. Registration and housing are currently open. The organizer lists 29 September as the late-breaking abstract deadline; the standard abstract round has already closed. The official event site provides registration, travel and programme updates for the meeting at the Moscone Center.