The primary source of solar energy, and that of similar size stars, is the fusion of hydrogen to form helium (the proton–proton chain reaction), which occurs at a solar-core temperature of 14 million kelvin.

Hydrogen fusion, the process that powers our sun and the stars, is the most fundamental energy source in the visible universe. Directly, it provides sunlight, while indirectly it is the driver behind all …

Nov 9, 2025 · Hydrogen (H) “burning” initiates the fusion energy source of stars and leads to the formation of helium (He). Generation of fusion energy for practical use also relies on fusion reactions …

Dec 19, 2025 · Fusion may also potentially provide a combined source of energy in the form of heat and power for hydrogen production, industrial heat, carbon capture, and desalination. At the same time, …

Aug 13, 2025 · All the latest science news on hydrogen fusion from Phys.org. Find the latest news, advancements, and breakthroughs.

May 29, 2025 · For decades, scientists have pursued this ambitious goal: creating fusion reactors that could supply the world with virtually limitless clean electricity using hydrogen isotopes commonly …

In the Sun's core where temperatures reach 15,000,000 °C, hydrogen atoms are in a constant state of agitation. As they collide at very high speeds, the natural electrostatic repulsion that exists between …

Mar 27, 2025 · This article explores how hydrogen and fusion energy are reshaping the global energy market. Fusion’s potential to power large-scale hydrogen production could drive green hydrogen …

Hydrogen fusion contributes to energy production in stars by allowing hydrogen nuclei to combine under extreme temperature and pressure conditions. This process results in the formation of helium and …

Jul 18, 2025 · The Wendelstein 7-X stellarator in Germany set a record with 43 seconds of plasma, marking a major step toward clean, sustainable nuclear fusion energy.