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Aboard the International Space Station, astronaut Chris Hadfield unveils the new polymer $5 bill, which showcases ISS robots Canadarm2 and Dextre.
Canadian robot Dextre completes a test on the ISS to refuel a mock satellite, a step toward reducing space junk.
Dextre, the Canadian-built robot on the International Space Station, completes the first stages of practicing refueling with a dummy satellite, a job that could help reduce the orbiting junk pile above our planet.
New polymer bills replacing paper-cotton notes are full of anti-counterfeiting security features.
When NASA retires the space shuttle fleet next month with STS-135, the mission will carry a refueling experiment that could help extend the life of satellites.
This story initially misidentified which robot was built by the Canadian Space Agency. The Canadian agency built the Dextre robot already in use on the space station.
GM and NASA co-develop a human-like robot for the International Space Station.
The shuttle Atlantis rockets into orbit on a three-spacewalk mission to deliver 15 tons of spare parts and other equipment to protect against failures after the shuttle is retired.