CAPE CANAVERAL—Problems with a helium isolation check valve on the upper stage of the Space Launch System (SLS) rocket prompted NASA on April 9 to revise plans for a full tanking test and to delay a modified wet dress rehearsal (WDR) to April 14. Instead of filling the SLS core and Interim Cryogenic...
NASA Revamps, Delays SLS Tanking Test is part of Aviation Week Network's complimentary online access.
Register now to read this content, plus receive complimentary access to articles from our experts in the global aerospace, air transport, mro, defense and space and business aviation communities.
Already registered to Aviationweek.com or AWIN? Log in with your existing email and password.