How Things Work

Space Station Truss

Astronauts attach the Port 1 truss to the International Space Station in 2002. (NASA)
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“One of the beauties of the [truss] is that we could lay in a lot of flexibility,” McCann says.
The world’s orbital outpost continues to grow, launch by launch. The European Union provides labs and logistics-support vehicles, Russian craft can ferry astronauts back and forth, and a piece of Canadian robotics places the newly arrived parts together.

It may take a village to raise a child, but it takes an entire planet to raise a space station.

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