Antares Achieves Criticality of Mark-0 Reactor
Summary
Antares reports that its Mark-0 microreactor achieved initial criticality at Idaho National Laboratory under the DOE Reactor Pilot Program, making it the first private company to bring an advanced reactor to criticality under this program. The press release emphasizes interagency collaboration, the use of TRISO fuel supplied by BWXT, and a licensing pathway to accelerate future reactor demonstrations and military deployments.