📋About Constellation Energy
Updated September 16, 2026Constellation Energy is the largest producer of carbon-free electricity in the United States, operating the nation's biggest nuclear fleet along with wind, solar, and hydro. It has become a central player in powering AI, signing landmark deals to supply data centers — including the planned restart of Three Mile Island Unit 1 for Microsoft — and it applies AI to plant operations, forecasting, and demand-response programs.
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