Assembly Flight 2A
   Assembly Flight 1A/R Assembly Flight 2A.1  
Launch Date: December 4, 1998 COMPLETED
 Unity was launched aboard the Shuttle Endeavour and
attached to the orbiting Zarya module
Launch Vehicle: US Space Shuttle Endeavour: STS-88
Elements: Unity Node (1 Stowage Rack)
2 Pressurized Mating Adapters attached to Unity
  • Unity is launched passive with 2 Pressurized Mating Adapters (PMAs) attached and 1 stowage rack installed inside.
  • PMA-1 will connect US and Russian elements. PMA-2 provides a Shuttle docking location.
  • Eventually, Unity's six ports will provide connecting points for the Z1 truss exterior framework; U.S. lab; airlock; cupola; Node 3; and the MPLM as well as the Control Module.

Pages mainteinded by
Claudio Ariotti, IK1SLD



Credits