NASA Rocket Engine Testing

NASA, Artemis II moon rocket

NASA hopes to fix Artemis II moon rocket leak with on-pad repair

NASA plans an on-pad repair of the fuel leak that derailed an overnight dress rehearsal countdown for the agency's huge Artemis II rocket.

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NASA targets a March launch of the moon rocket after test run reveals fuel leaks

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NASA fueling test for moon rocket runs into trouble with hydrogen leak

Cards Wire · 21h

Artemis II launch pushed to March after leak, issues during rocket test

NASA's final major test of the Artemis II rocket was cut short due to a recurring hydrogen leak.

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NASA hits issues during crucial rehearsal for upcoming moon launch

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NASA pushes Artemis II mission back after issues with fueling process

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NASA's Artemis II moon mission slips to March

The planned Artemis II crew includes three U.S. astronauts - ⁠Reid Wiseman, Victor Glover and Christina Koch - and a Canadian astronaut, Jeremy Hansen.

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Nasa delays moon rocket launch by a month after fuel leaks during test

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NASA delays launch of historic moon mission

NASA tests redesigned moon rocket engine

NASA conducted a test of its newly redesigned RS-25 engine for future flights of the Space Launch System (SLS) rocket.

NASA begins critical fueling test ahead of Artemis II moon flyby

NASA begins Artemis II wet dress rehearsal, fueling the SLS and Orion ahead of a possible Feb. 8 launch window.

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NASA’s Next Moon Rocket Runs on Shuttle Engines—Here’s the Story Behind Each One

NASA is getting ready to launch its massive, fully expendable rocket for the first crewed flight to the Moon since Apollo. The agency’s new era of spaceflight comes with a few parts from its past, specifically three rocket engines that have previously flown on space shuttle missions.

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NASA finally acknowledges the elephant in the room with the SLS rocket

On Monday, after rolling the SLS rocket to be used for the Artemis II mission to the pad in January, NASA attempted its first wet-dress test with this new vehicle. At one of the main interfaces where liquid hydrogen enters the vehicle, a leak developed, not dissimilar to problems that occurred with the Artemis I rocket three years ago.

As cold grips Florida, NASA's Artemis II rocket moves toward final test

Temperatures dropped into the 20s over the weekend, yet NASA teams are hard at work preparing for the historic Artemis II liftoff. Here's the latest.