A pair of spacewalking astronauts, one of them a surgeon, rushed through antenna and cable work outside the International Space Station and even managed to do an extra chore

Space shuttle Atlantis arrived at the International Space Station for a weeklong stay, and the astronauts quickly unloaded a huge platform full of spare parts needed to keep the outpost running for another decade.

When former US schoolteacher Barbara Morgan leaves Earth on a space shuttle next week, she hopes her students back in Idaho learn a lesson from her 22-year wait to get into orbit: perseverance and patience.