within a region also known as Galaxy's Western Edge
M-0 Galaxy - Upward Sector
The region was defined during the Galaxy Mapping Project.
And is spatially defined as a region of 21,746 LY x 500 LY x 10,000 LY
The outer fringe of 300Ceux blends into the Trans-Galactic Void.
300Ceux borders on 270Vela  on the Galactic North side and to 330Norma on the Galactic South side.
It faces the Perseus Arm of the M-0 Galaxy towards Galactic East and the Transgalactic Void to Galactic West
The Union systems within 300Ceux are:

CEUX is connected via Space Bus  with the UFR-Hub and the Transgalactic Void West Divider
Space Bus connections to all destinations within 300Ceux
The 71st and 90th Fleets have their HQ within the 300Ceux region. 

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