...robot arm to its permanent new home at the international space station. "Hello, sunshine," Canadian astronaut Chris Hadfield said as he and U.S. astronaut Scott Parazynski flew into sunrise nearly 240 miles over the Pacific Ocean just west...

...and the station's crew had to settle for waving at each other through a porthole. On Sunday, Canadian astronaut Chris Hadfield and U.S. astronaut Scott Parazynski performed a spacewalk to unfold and power up the new 58-foot robot arm that...

...massive rig for pre-flight testing. NASA has planned two spacewalks, Sunday and Tuesday, for Canadian astronaut Chris Hadfield and U.S. astronaut Scott Parazynski to install the arm. "We are going to move it agonizingly slow at first...

...adding pieces to the station over the next 15 to 20 years. Both arms were built by Canada, and Canadian astronaut Chris Hadfield will join U.S. astronaut Scott Parazynski in a Sunday spacewalk to unfold it, bolt it together and wire it up...