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Rolls-Royce, easyJet Complete Hydrogen Engine Test

Summary by aerotime.aero
Rolls-Royce and easyJet have completed ground testing of a modified Pearl 15 engine running on 100% hydrogen at full takeoff power, marking a significant step in the companies’ effort to advance hydrogen as a potential future aviation fuel. The test took place at NASA’s Stennis Space Center near Bay St. Louis, Mississippi. Rolls-Royce and easyJet said the engine ran on hydrogen across a simulated flight cycle, including start-up, takeoff, cruise…

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Rolls-Royce and easyJet would seem to have marked a step forward in the race for decarbonization of aviation: the two companies have announced the successful completion of a crucial phase of testing on the use of hydrogen as fuel for engines. At the center of the experiment there is an aircraft engine Pearl 15 modified, tested at NASA Stennis Space Center. During the tests, the engine reached the maximum take-off power operating 100% with hydrog…

·Rome, Italy
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Rolls-Royce, together with Easyjet and other partners, has completed a four-year test program with hydrogen as fuel for aircraft engines. A modified Pearl-15 engine ran to 100 percent hydrogen for the first time under conditions that mapped the entire flight cycle.

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EasyJet and Rolls-Royce announced this Wednesday that they have successfully completed an important milestone in hydrogen testing as an aviation fuel, marking a significant step in efforts to reduce emissions from the sector. For the first time in the industry, companies have tested a modified Rolls-Royce Pearl 15 aeronautical engine, reaching maximum take-off power while running on 100% hydrogen at NASA's Stennis Space Center near Bay St. Louis…

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Upstract broke the news on Wednesday, April 29, 2026.
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