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Diederich
on April 19, 2013
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Live: ISS Spacewalk
The ISS orbits every 90 minutes. Any non-trivial space-walk will be in darkness at least part of the time.
jamesmontalvo3
on April 19, 2013
[–]
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
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