Alpha Cygnus II was the inhabited second planet of its star system. This was a non-Federation planet. Lieutenant J. Lowry Johnson, a crewmember aboard the USS Enterprise-D, was from this planet.

In 2369, this planet was listed on the chart USS Enterprise Personnel Database, which was displayed on a PADD used by Captain Jean-Luc Picard on aboard the Enterprise-D. (TNG: "The Chase", okudagram)

This planet was only mentioned in writing.
According to, Alpha Cygnus is the classic Bayer designation for Deneb. [1] In reality, the correct designation is Alpha Cygni. Consequently, this might be another name for Deneb II.

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