HANCOCK COUNTY, Miss. (WLOX) - NASA and L3Harris Technologies successfully conducted a full-duration hot fire test of a second RS-25 engine at Stennis Space Center in Hancock County.

The engine will support the Space Launch System (SLS) rocket for NASA’s Artemis V mission. The SLS has four RS-25 engines.

NASA officials said the 500-second test firing achieved 111% of its rated power level, demonstrating the engine’s performance and reliability.

Officials said the rocket engines will allow the U.S. to establish a sustainable presence on the moon and prepare for future missions to Mars as part of NASA’s Artemis program.

“As we approach America’s 250th anniversary next year, it’s fitting that we’re advancing the Artemis program that embodies the pioneering spirit of our nation,” said

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