The spacecraft was scheduled for launch from Cape Canaveral on a Delta IV-Heavy rocket at 1205 GMT for a two-orbit, four-hour flight but is currently delayed due to winds.
Designed for future manned deep space missions, the maiden flight will be used by NASA’s engineers to assess launch and high-speed re-entry systems including attitude control, parachutes and the heat shield.
In the following video engineer and launch team member Nujoud Merancy explains why Orion will enable multiple deep space missions.
Five ways to prepare for your first day
If I may add my own personal Tip No. 6 it goes something like this: From time to time a more senior member of staff will start explaining something...