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NASA's capability-driven approach is an innovative strategy that challenges the way we think about human space exploration and sets the stage for a new era of discovery.
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Read about the progress of the Space Launch System via "monthly highlights."
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SLS development is underway across the nation. Watch the progress of the biggest, most capable rocket ever to be built in our extensive image gallery.
Find the latest artists' concepts of the integrated SLS vehicle design, both for the initial 70-metric-ton lift capacity launch vehicle and the evolved 130-metric-ton rocket.
J-2X is a highly efficient and versatile rocket engine with the ideal thrust and performance characteristics to power the upper stage of a heavy-lift launch vehicle.
› More About J-2XGet the facts on the biggest, most capable rocket ever built, for entirely new human exploration missions beyond Earth's orbit.
› SLS Fact Sheet (PDF)NASA prepared this preliminary report regarding NASA's plans for developing a Space Launch System (SLS) and Multi-Purpose Crew Vehicle (MPCV) in response to direction in Section 309 of the NASA Authorization Act of 2010.