Nuclear powerhouse Constellation announced today the signing of a 20-year power purchase agreement with Microsoft that will pave the way for the restart of Three Mile Island Unit 1—under a new name to honor Chris Crane, former chief executive of Exelon when Constellation was part of the larger company.

The American Nuclear Society’s 2023 Winter Meeting and Expo opened on November 12, and its packed opening plenary the next day generated a lot of buzz. Featured speakers included West Virginia senators Shelley Moore Capito and Joe Manchin as well as Nuclear Regulatory Commission chair Christopher Hanson. They each addressed top issues facing the nuclear enterprise to a full house of more than 1,000 members of the wider nuclear community.

While the featured speakers of the American Nuclear Society’s 2023 Winter Meeting and Expo opening plenary—West Virginia senators Shelley Moore Capito and Joe Manchin and Nuclear Regulatory Commission chair Christopher Hanson—generated a lot of buzz, the rest of the session provided constructive insights into the current state of nuclear technology and a glimpse of what the future may hold.

Constellation, formerly Exelon Generation, owner and operator of the nation’s largest nuclear reactor fleet, announced this morning the completion of its separation from Exelon Corporation and its launch as a stand-alone, publicly traded company. Headquartered in Baltimore, Md., the new company began trading today on the Nasdaq Global Select Market under the symbol “CEG.”

Exelon announced last February that it had begun the effort to separate its utility businesses from its competitive power generation and customer-facing energy businesses.

Exelon Generation—owner and operator of the nation’s largest power reactor fleet—held an online event yesterday outlining the company’s business strategy as it prepares to separate from Exelon Corporation under the name Constellation. The separation is expected to become final on February 1.