entity Updated 2026-07-23 Tags: Project, Fusion, Energy, Hard-Tech

Helion Polaris

Helion Polaris is Helion’s seventh-generation fusion machine in David Kirtley, Founder & CEO of Helion Energy. David Kirtley says the name follows Helion’s star and constellation naming convention, with Polaris located in a building called Ursa.

In the source account, Polaris is the current proof platform rather than a commercial power plant. Kirtley says Helion completed most mechanical construction the prior year, began making plasmas in December, and had Polaris fully complete, running at full power, doing fusion for several months, and being optimized for higher power output.

Polaris matters to the wiki because it combines Fusion Energy Recovery with Precision Manufacturing As Strategy. Kirtley says the machine already recovers more than 90% of input electricity, while its operation depends on high-voltage pulsed power, shielding, precise alignment, and nanosecond timing.

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