The mobile launcher, originally built for the Constellation program, undergoing upgrades for the first SLS launch. NASA is considering whether to modify it again for later SLS missions or build a new ...

In a turn from the agency's original plan, NASA has awarded a contract for a second mobile launcher to be built at Kennedy Space Center. In 2018, the space agency announced that a second mobile ...

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CAPE CANAVERAL—The 380-ft. (116-m) tall mobile launcher that will serve as the construction base and launch platform for NASA’s heavy-lift Space Launch System (SLS) rocket and Orion deep-space capsule ...