Depending upon the Beta Angle [1], the spacewalk could be in sunlight the entire time (though that's rare). It could be in darkness up to about 50% of the time.

Depending upon the Beta Angle [1], the spacewalk could be in sunlight the entire time (though that's rare). It could be in darkness up to about 50% of the time. [1] http://en.wikipedia.org/wiki/Beta_angle http://en.wikipedia.org/wiki/Beta_angle