Stephen Nellis

Stephen Nellis

By Stephen

Helion Energy begins construction on Malaga, Washington fusion plant to power Microsoft data centers by 2028

Helion Energy has begun construction on a site in Malaga, Washington, for a planned nuclear fusion power plant intended to supply Microsoft data centers by 2028, pending final state permits. The startup—backed by investors including Sam Altman and SoftBank—is developing its Polaris prototype and aims to build the operational Orion machine at the new site to deliver fusion-generated electricity without large greenhouse gas or long-lived radioactive waste.

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