Commonwealth Fusion Systems is "cracking the code." Discover how SPARC and ARC are bringing commercial fusion energy to the grid by 2027.

Commonwealth Fusion Systems has agreed to sell Italian energy company Eni more than $1 billion worth of power from its first fusion reactor. The power plant will be built outside of Richmond, Virginia ...

Global energy technology Eni and the US-based Commonwealth Fusion Systems (CFS) have signed a more than $1 billion power purchase agreement (PPA), expanding their partnership to commercialise fusion ...

Commonwealth Fusion Systems is about 65% complete in building a $500-million pilot facility in Massachusetts to test fusion energy at larger scale. September 17, 2025 As it nears completion of an ...

Commonwealth Fusion Systems received the zoning approval needed for its planned Chesterfield County facility that’s expected to be the world’s first grid-scale commercial nuclear fusion power plant.

Commonwealth Fusion Systems’ planned $2.5 billion-plus Chesterfield County facility, which could be the world’s first grid-scale commercial nuclear fusion energy plant, is advancing through the county ...

“AI factories and data centers require gigawatts of electric power,” said Siemens CEO Roland Busch today at CES 2026. “What if we had an energy source that was clean, safe, affordable, and practically ...

Commonwealth Fusion Systems, the MIT startup racing to build the world’s first working fusion energy device, said on Thursday it had raised $863 million from investors including Google, Nvidia, and ...

CFS says the use of this digital twin will help accelerate its efforts to commercialize fusion energy, the same source of energy powering the sun. Commonwealth Fusion’s headquarters in Devens sold for ...

Nuclear energy company Commonwealth Fusion Systems (CFS) said it would collaborate with chipmaker NVIDIA and energy technology group Siemens to develop a digital twin of its SPARC fusion machine. The ...

The MarketWatch News Department was not involved in the creation of this content. -- Eni, as a CFS strategic investor, signs offtake agreement worth more than $1 billion for clean fusion power from ...