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-2 votes

What's the shiny triangular feature on this Progress vehicle?

I think it is a window with rails to protect it or for astronauts to grab on to in orbit.
3 votes

What is that cone-shaped thingy on most orbiters?

It is the parabolic reflector of the antenna used for uplink and downlink to the ground station on Earth. A high gain narrow beam antenna is needed. For transfer from the spacecraft to Earth the ...
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4 votes

What is this beige, pill shaped object on the back of the Apollo Lunar Module?

This is kind of speculative, but bear with me. Reading Apollo Experience Note - Lunar Module Communications System (TN D-6974) I think The Feature has to do with mitigation of corona discharge ...
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