Alpha Cygnus IX
Alpha Cygnus IX was the inhabited ninth planet in its star system. This was a non-Federation planet.

The Treaty of Alpha Cygnus IX was named after this planet. ()

J. Lowry Johnson, a lieutenant aboard the , was from this planet. In 2369, their planet of origin was listed on the chart "USS Enterprise Personnel Database", which was displayed on a PADD accessed by Captain Jean-Luc Picard. (, okudagram)

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Alpha Cygnus 09