Rolls-Royce spotlights hydrogen ambition after Stennis ground tests on modified Pearl business-jet engine
Rolls-Royce is touting combustion ground-test progress at NASA’s Stennis Space Center, using a modified Pearl business-jet engine to validate performance for future hydrogen pathways. The company framed the Stennis results as “polished” performance momentum while it continues positioning hydrogen as a credible low-emissions option for aviation propulsion.