- You may also be looking for the similarly named Boradis III.
Barradas III was the uninhabited third planet in the Barradas system, which was in the Taugan sector. This planet was the only M-class planet in the system.
The planet hosted an outpost of the Debrune approximately two thousand years ago, but was deserted by 2370. The planet had been studied for centuries by this year and the Federation Archaeological Survey had cataloged numerous ruins on the surface. That same year, the planet was raided by the group of mercenaries led by Arctus Baran. (TNG: "Gambit, Part I")
"buh-RAD-us" was the pronunciation for this planet's name from the script pronunciation guide.
According to the Star Trek: The Next Generation Companion, the planet's name was a homage to "Beratis", an alias of the Redjac entity in TOS: "Wolf in the Fold".
According to the Star Trek: Star Charts (pages 45,66), the Barradis system was located in the Beta Quadrant. This system was a single star system. Primary was a Class K star with a magnitude of +5, which was the same brightness as Sol. Two thousand years ago, this system was a destination on the Debrune trade route. In the mid-22nd century, this system was in or near Romulan space. After 2160, this system was in or near Federation space.