Exploration Mission-1, NASA’s planned first flight of its heavy-lift Space Launch System (SLS) and Orion deep-space crew capsule, won’t make its target launch date of November 2018, the agency said April ...


Register now for free access to "With Or Without Crew, NASA Slipping EM-1 Into 2019" and other premium content selected daily by our editors. Your free registration will also allow you to comment on any article posted to Aviationweek.com.


Current magazine subscribers: digital access to articles associated with your subscription are now included at no added charge to you. Simply use your subscriber email to log in to your account (or contact us for assistance in updating your account).
Current Aviation Week Intelligence Network (AWIN) enterprise and individual members: please go to http://awin.aviationweek.com for access.


Already registered? here.