BBY/ABY is used to position items along the Star Wars Timeline. BBY refers to Before the Battle of Yavin. ABY refers to After the Battle of Yavin. The Battle of Yavin in Episode IV: A New Hope occured in 0 BBY/ABY.
Poe and Threepio's covert mission comes to an end! Can they escape with their informant intact? Or will Terex's past come back to haunt them?