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Space Physics (293): Kevin Pham – A Whole Geospace View of the Largest Storm in Two Decades

Speaker: Kevin Pham

Date: Friday, May 1, 2026

Time: 3:30 PM


Abstract

On May 10, 2024, the Earth’s geospace system and existing models were pushed to their limits by the largest geomagnetic storm in two decades. While the resulting auroras were a global spectacle, the underlying physics revealed a system undergoing a rapid and large-scale structural reconfiguration. This talk explores the science of this extreme event across the whole geospace system, emphasizing how the ionosphere responded to these unique drivers. By examining the magnetospheric and upper atmospheric responses together, the complex coupling and energy exchange between these regions become clearer. These observations demonstrate the necessity of a coupled whole geospace approach to analyze how these systems communicate and what happens when that global conversation turns into a shout.

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