NASA completes Exploration Upper Stage CDR, focuses new office on SLS Block 1B development

NASA completes Exploration Upper Stage CDR, focuses new office on SLS Block 1B development

Source: NASA Spaceflight
Date Published: 02/17/2021

NASA’s Space Launch System (SLS) Program and prime contractor Boeing have a new framework in place to finish development of the next version of the new launch vehicle, called Block 1B. The biggest addition to the Block 1B SLS vehicle will be the Exploration Upper Stage (EUS), which completed its Critical Design Review (CDR) on December 18.

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