Stephen Clark @StephenClark1 19 мин.19 минут назад
NASA’s Bill Hill: Launch of first SLS/Orion test flight (EM-1) on schedule for Sept-Nov of 2018.
Jeff Foust @jeff_foust 19 мин.19 минут назад
Gerst: expect to develop flight hardware for a cislunar hab module in 2021-22 timeframe; could fly on SLS with Orion.
Jeff Foust @jeff_foust 16 мин.16 минут назад
Flowchart for the SLS/Orion EM-1 mission. Red line is critical path, primarily Orion development.
Stephen Clark @StephenClark1 9 мин.9 минут назад
Hill: NASA plans to buy new 1.4 million gallon propellant storage tank for pad 39B to support EM-2 mission w/ larger upper stage.
Jeff Foust @jeff_foust 8 мин.8 минут назад
Hill: preliminary design review for Exploration Upper Stage for SLS planned for December; “working that pretty well.”
Jeff Foust @jeff_foust 8 мин.8 минут назад
Hill: window for EM-1 launch is September-November 2018; there are challenges but “believe we can get there.”