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.
Don't miss the exciting conclusion of the Jedi Quest series! When evil mastermind Granta Omega escapes from planet Korriban, Obi-Wan Kenobi and Anakin Skywalker must stop him before his sinister power grows out of control. But Ferus, Anakin's rival, is also searching for Omega, and Anakin sees this as a contest he must win. In any showdown between the two sides, there is only one guaranteed outcome: death.