Spacewalks, also known as EVAs (extravehicular activities), are a crucial part of space exploration. From routine maintenance to historic firsts, here are 10 Most Iconic Spacewalks.

16). Hague and Williams began the spacewalk at 8:01 a.m. EST (1301 GMT) and made quick work of their first and primary task: to replace a rate gyro assembly that helps maintain the station’s ...

It was the first spacewalk by NASA astronauts since an aborted one last summer. U.S. spacewalks were put on hold after water leaked into the airlock from the cooling loop for an astronaut's suit.

16). Hague and Williams began the spacewalk at 8:01 a.m. EST (1301 GMT) and made quick work of their first and primary task: to replace a rate gyro assembly that helps maintain the station’s ...

CAPE CANAVERAL, Fla. (AP) — One of NASA’s two stuck astronauts got a much welcomed change of scenery Thursday, stepping out on her first spacewalk since arriving at the International Space ...

One of NASA's two stuck astronauts got a much welcomed change of scenery Thursday, stepping out on her first spacewalk since arriving at the International Space Station more than seven months ago.