The Feswe Prime system was a barren system whose unstable red giant was given to periodic flares and stellar eruptions.
Griff's demise
In the effort to evacuate Yavin 4, Rebel Alliance scouts found a stable route from the Feswe Corridor to Hynah. The route was rejected as too dangerous, but Luke Skywalker used the Force to lead the Alliance Fleet past Feswe Prime, and Admiral Griff's foolhardy attack prevented the Executor from cutting off the Rebels' escape.
- The Essential Atlas