Space Launch System GallerySpace Launch System GalleryThe NASA barge Pegasus is 310 feet long and 50 feet wide. It looks cavernous, but it will soon be...The NASA barge Pegasus, left NASA’s Stennis Space Center in Bay St. Louis, Mississippi, on Nov. 1, 2016 and traveled...NASA engineers have teamed with CUBRC to better understand and analyze how the SLS is heated as it ascends into...A RL10 engine undergoes testing at NASA’s test facility in West Palm Beach, Florida.A test version of the launch vehicle stage adapter (LVSA) for NASA's Space Launch System rocket is loaded into the...A test version of the launch vehicle stage adapter (LVSA) is moved to a 65-foot-tall test stand at NASA's Marshall...The core stage liquid hydrogen tank has completed welding on the Vertical Assembly Center at NASA's Michoud Assembly Facility in...David Osborne, an Aerie Aerospace LLC machinist at NASA's Marshall Space Flight Center in Huntsville, Alabama, takes measurements prior to...While construction of the stand is complete, over the next few months Marshall engineers will install special test equipment to...Test Stand 4697 will subject the 196,000-gallon cryogenic liquid oxygen tank in the massive core stage of NASA's Space Launch...Engineers just completed welding the liquid hydrogen tank that will provide fuel for the first SLS flight in 2018.At NASA’s Michoud Assembly Facility in New Orleans, engineers took the four self-propelled modular transporters out for a test drive.The SLS is an advanced, heavy-lift rocket that will provide an entirely new capability for science and human exploration beyond...NASA engineers successfully conducted a development test of the RS-25 rocket engine Thursday, Aug. 18 at NASA’s Stennis Space Center...Welders inside a large liquid hydrogen tank for NASA's Space Launch System at the Michoud Assembly Facility in New Orleans...NASA engineers conducted a successful developmental test of RS-25 rocket engine No. 0528 July 29, 2016, to collect critical performance...A qualification test article for the liquid hydrogen tank on NASA's new rocket, the Space Launch System, is lifted off...While this may look like a futuristic tunnel to another world, it is really looking up inside a nearly complete...The second and final qualification motor (QM-2) test for the Space Launch System’s booster is seen, Tuesday, June 28, 2016,...The second and final qualification motor (QM-2) test for the Space Launch System’s booster is seen, Tuesday, June 28, 2016,...The second and final qualification motor (QM-2) test for the Space Launch System’s booster is seen, Tuesday, June 28, 2016,...A test version of the booster for NASA's new rocket, the Space Launch System, will fire up for the second...Todd Gough, a Boeing fabrication specialist at NASA's Michoud Assembly Facility in New Orleans, installs the end cap test fixture...A crew completes installation and checkout procedures for the liquid oxygen tank weld confidence article, left. The liquid hydrogen and...Ratana Meekham, a Qualis Corp. engineering technician at NASA's Marshall Space Flight Center in Huntsville, Alabama, helps install approximately 5...A crane lifts the qualification test article of the launch vehicle stage adapter (LVSA) after final manufacturing on a 30-foot...Two cranes lift the interim cryogenic propulsion stage test article, built and delivered by United Launch Alliance in Decatur to...A lid is lifted off to reveal the interim cryogenic propulsion stage test article, which is similar to the upper...The interim cryogenic propulsion stage test article made a five-hour journey on the Tennessee River from United Launch Alliance in...A crane lifts the structural test article of the launch vehicle stage adapter (LVSA) after final manufacturing on a 30-foot...An Orbital ATK technician inspects hardware and instrumentation on a full-scale, test version booster for NASA's new rocket, the Space...An Orbital ATK technician checks the temperature of a full-scale, test version booster for NASA's new rocket, the Space Launch...Engineers are constructing qualification structural test articles for the core stage at NASA's Michoud Assembly Facility in New Orleans.A test version of the booster for NASA's new rocket, the Space Launch System, will fire up for the second...A full-scale, test version of the booster for NASA's new rocket, the Space Launch System, will fire up for the...Flight hardware for the core stage of the world's most powerful rocket, NASA's Space Launch System, finishes final welding and...Twelve main tower panels, built and delivered by Weldall Manufacturing Inc. of Waukesha, Wisconsin, for the intertank test structure have...This artist concept shows the 50-foot engine section test structure under construction at NASA's Marshall Space Flight Center in Huntsville,...This artist concept depicts the 62-foot-tall intertank test structure under construction at NASA's Marshall Space Flight Center in Huntsville, Alabama.A steel beam is "flown" by crane into position on the 221-foot-tall (67.4 meters) twin towers of Test Stand 4693...