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The X-universe consists of 47 systems Systems, with each system System being constructed of up to 3 sectors (playable areas of space) Sectors. Objects in Sectors sit in Zones, which can be considered to be things within radar range of an object..
In total there are 59 sectors linked by Super Highways (between relatively-close sectors in a system), Orbital Accelerators (between very distant sectors in a system) or Jump Gates (between systems). You may also occasionally discover Anomalies, which provide 1-way routes to a position in another sector.
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