Aion
Barbara Hand Clow mentions a planet called "Aion" in the Andromeda Galaxy that would be a 'mirror planet' of Earth. The Pleiadians would be in contact with the inhabitants of Aion.
[Note: this information surfaced during a past-life regression session].
Astronomical data
All that is known about Aion is that it would be an earth-like planet in the Andromeda Galaxy.
Civilization
Appearance: it is implied that the inhabitants would be human-looking (phenotype A1).
Source & Reliability
This information emerged during a past-life regression. No confirmation from other sources could at present be found.