dscc9923.jpg

View of the micrometeoroid experiment.

Picture 2 of 4.

The hatch was modified to include this micrometeoroid experiment, although I have been unable to find any information regarding the experiment. The experiment included a small, circular portion on the hatch's exterior.

Clockwise starting from upper left, the smaller labels read

Vent ←

Outer Door
← Close | Open →

Vent Valve

Also see my page with the experiment's ID tag.