Community News Archives - Deep Fission, Inc

US firm advances plans to bury nuclear reactor a mile underground for safety

The company says Gravity will operate a mile underground where natural pressure and surrounding rock create a built-in containment system.

Interesting Engineering | 11.24.2025

Deep Fission Unveils the Name of its Deep Borehole Reactor: Gravity

Deep Fission, an advanced nuclear energy company redefining the industry by placing small modular pressurized water reactors in boreholes a mile underground, today announced the official name of its proprietary underground reactor: The Gravity Nuclear Reactor (“Gravity”).

11.18.2025

Firm wants to build 1-mile deep nuclear reactor in Kansas

A company with plans to construct small, nuclear reactors 1 mile underground for data centers and other electricity-hungry industries plans to put its first reactors in Kansas, Texas and Utah. Deep Fission, a Berkeley, California company, announced its plans saying its technology will be able to meet the “explosive demand for power from artificial intelligence” and signed letters of intent with undisclosed partners in each of those states.

OK Energy Today | 10.18.2025