3 ms·
The ISS orbits every 90 minutes. Any non-trivial space-walk will be in darkness at least part of the time.
by Diederich 14y ago
The ISS orbits every 90 minutes. Any non-trivial space-walk will be in darkness at least part of the time.
- jamesmontalvo3 14y agoDepending 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