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VideoInternational Space Station offers ‘blueprint’ for exploration, first crew says
Bill Shepherd, a former Navy SEAL-turned astronaut who arrived at the International Space Station 20 years ago Monday to begin the continuous occupancy of the orbiting research outpost, says the experience gained by NASA and its global partners over the last two decades provides a blueprint for missions to the moon, Mars, and beyond.
VideoCrucial first fueling test on tap for SLS core stage later this month
If all goes according to plan, engineers in southern Mississippi later this month will load cryogenic propellants into the core stage of a rocket NASA says will launch astronauts back to the moon, exposing its tankage and internal plumbing to extreme operating conditions hundreds of degrees below zero for the first time. The fueling test -- a major milestone in its own right -- is a precursor to a high-stakes eight-minute test-firing of the Space Launch System's four shuttle-era main engines planned as soon as November.
VideoSLS booster segments arrive in Florida, but stacking on hold until core stage test
Fueled segments of the solid rocket boosters that will lift off on the first flight of NASA's Space Launch System have arrived at the Kennedy Space Center in Florida, but officials will hold off on stacking the boosters until the SLS core stage completes a crucial test-firing later this year.