ITER in France completed and began assembly of its central solenoid—the world’s most powerful magnet system—critical for magnetic confinement fusion. A major step toward its first plasma Reuters.
Germany’s Wendelstein 7-X stellarator set a record: sustaining high triple-product performance for 43 seconds, narrowing the gap to tokamak performance standards News.com.au.
In the U.S., the National Ignition Facility (NIF) improved laser-driven fusion yields, reaching 8.6 MJ output energy in 2025 experiments Wikipedia.
The JET reactor in the UK reportedly achieved fusion containment times up to 60 seconds in its closing experiments—a performance only now being publicized Scientific American.
MIT’s PSFC is building a materials-focused facility (LMNT), expected to begin operations in early 2026, leveraging legacy infrastructure from its Alcator C-Mod tokamak MIT News.
In Germany, Proxima Fusion raised €130 million and unveiled its Stellaris stellarator concept. They plan a prototype aiming for net fusion by 2031 Wikipedia.
China, through the EAST (“artificial sun”) tokamak, previously hit and maintained >100 million °C plasma for over 1,000 seconds, aiming for a prototype by 2035 and commercialization by 2050 The Scottish SunNeutron Bytes.