Leak Halts Third Attempt To Fuel SLS

Signs of venting (in yellow circle) from SLS main engines during liquid oxygen loading.
Credit: NASA TV
CAPE CANAVERAL—A hydrogen leak halted NASA’s third attempt to fuel the first Space Launch System (SLS) rocket at the launchpad on April 14. The leak, located in the SLS mobile launcher (ML) tail service mast umbilical (TSMU), was detected as the launch team transitioned from slow- to fast-fill of...
Irene Klotz

Irene Klotz is Senior Space Editor for Aviation Week, based in Cape Canaveral. Before joining Aviation Week in 2017, Irene spent 25 years as a wire service reporter covering human and robotic spaceflight, commercial space, astronomy, science and technology for Reuters and United Press International.

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