Hermes 2

  • NEI-nuclear-energy-institute-CEO-Korsnick
    Nuclear

    State of the Nuclear Industry 2026: Korsnick Says the Real Test Is Now Scale

    Within a single week last month, Kairos Power broke ground on its Hermes 2 reactor in Tennessee, and days later TerraPower and Bechtel began construction on the Natrium reactor in Wyoming. Maria Korsnick, president and CEO of the Nuclear Energy Institute (NEI), told industry leaders in Washington, D.C., at the Nuclear Energy Policy Forum on […]

  • The Hermes series represents a major step on Kairos Power’s iterative path to commercializing its fluoride salt-cooled, high-temperature reactor (KP-FHR) technology. The 70-MWth two-unit Hermes 2 proposed for a site in Oak Ridge, Tennessee, will “demonstrate complete plant architecture at a reduced scale and supply clean electricity to the grid, further advancing technology, licensing, supply chain, and construction certainty for Kairos Power’s commercial deployments,” the company said. Courtesy: Kairos Power
    Nuclear

    NRC Approves Construction of First Electricity-Producing Gen IV Reactor in the U.S.

    The Nuclear Regulatory Commission (NRC) has taken a historic step by voting to issue construction permits for Kairos Power’s 70-MWth Hermes 2, a “low power” advanced test facility comprising two 35-MWth molten salt reactors. “Following the Commission’s vote, Hermes 2 is now the first electricity-producing Gen IV plant to be approved for construction in the […]

  • Kairos Power will break ground on its Oak Ridge campus in Summer 2024, starting with the facilities for ETU 3.0 and the Hermes demonstration reactor. Courtesy: Kairos Power
    Nuclear

    Kairos Power Gets NRC Green Light for Second Molten Salt Nuclear Facility

    The Nuclear Regulatory Commission (NRC) has wrapped up its final safety evaluation for Kairos Power’s Hermes 2 “low power” advanced test facility, comprising two 35-MWth test molten salt reactors—similar to the Hermes 1 “non-power” demonstration reactor for which the regulatory body issued a construction permit in December 2023.  The NRC’s action, announced on July 22, […]