Bob Curbeam and Christer Fuglesang began their spacewalk, the second of their 12-day space shuttle mission, at 1.41 pm CST, and finished a full hour earlier than scheduled.
Two astronauts of space shuttle Discovery have stepped out into space completing the first of the three spacewalks aimed at extending and rewiring the International Space Station.
Indian-American astronaut Sunita Williams is all set for an unscheduled fourth spacewalk along with other members of the Discovery crew on Monday to retract the P6 port solar array on the International Space Station.
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