Helion Energy, a fusion startup backed by Sam Altman, has secured $465 million in funding to develop a fusion power plant for Microsoft, with a target completion date of 2028. The significant investment will accelerate the company's efforts to achieve commercial fusion energy production, marking a major milestone in the race for clean, sustainable power generation.
Background
Nuclear fusion, the process that powers the sun, has long been pursued as a potential source of clean, abundant energy, but achieving net energy gain has remained a significant scientific and engineering challenge. Helion Energy is one of several private companies working to commercialize fusion power, with backing from prominent tech investors like Sam Altman.
- Source
- TechCrunch
- Published
- Jun 5, 2026 at 02:54 AM
- Score
- 8.0 / 10