Bajoran system
The Bajoran system, also known as the B'Hava'El system, was an inhabited planetary system in the Alpha Quadrant. This system contained fourteen planets, with Bajor being the largest. A plasma field called the Denorios Belt was located between the orbits of Bajor IX and Bajor X, forming a natural border between the inner and outer system. (; )

Location 
This system was located approximately thirty thousand light years from the galactic core in the Alpha Quadrant. (, Season 7 production art )

The Bajoran system was located approximately five light years from the Cardassian system. (, okudagram)

In 2399, the location of this system was labeled on a star chart that was in Fleet Admiral Kirsten Clancy's office at Starfleet Headquarters. This system was in or near to Federation space.  ()

History 
In the 16th century, the Bajorans explored the system using lightships. ()

The Bajoran system became one of the most strategically important locations in the quadrant following the discovery of the Bajoran wormhole in 2369. ()

In 2372, the Klingon Empire attempted to secretly place a cloaked minefield around the Bajoran system, which would have allowed them to cut it off from the galaxy. The minefield was discovered and detonated by the crew of the . ()

The Dominion occupied the Bajoran system (though not Bajor itself) from the beginning of the Dominion War in late 2373, until they were forced out in the aftermath of Operation Return the following year. ()

System components 
Bajoran sun (primary)
Bajor I
Bajor II
Bajor III
Bajor IV
Bajor V
Bajor VI
Bajor VII
Bajor VIII 
Bajor IX
Denorios belt
Deep Space 9
Bajoran wormhole
Bajor X
Bajor (Bajor XI)
Jeraddo
Derna
Bajor XII
Bajor XIII
Bajor XIV

Appendices

Background information 

The Star Trek: Deep Space Nine Technical Manual (p. 17) stated that the Bajor system was 50.3 light years from the Federation's inner perimeter, and featured a map of the system (p. 4).

Star Trek: Star Charts (p. 34) stated that Bajor was the seventh planet of this system.

According to StarTrek.com, Bajor VIII is also known as "Andros".

External link 
 

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Star systems