[geminibuildups]

They added that radar antennae to the full sized Jupiter 2 for the episode Visit To A Hostile Planet. It was never used before and never mentioned again -- like many of the devices on the show. It would be housed in the rear ceiling port which is acually above the elevator. The original concept was to have a clear bubble which would come out of that area for star charting. There were blueprints made for it but it was never used.

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