NASA’s SLS Mobile Launcher Travels to Pad 39B for Fit Checks

NASA’s new Mobile Launcher (ML) for the Space Launch System (SLS) was rolled to launch pad 39B beginning Thursday 30th August where it completed fit checks at the pad.

The Mobile Launcher was built for the Constellation Program (CxP) and Ares I but was modified for SLS after the CxP cancellation.

Currently the SLS’s first launch is set for 2020.

Source: NASA Television

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