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.
The Youtini Expanded Universe Ranking system is a 1-5 scale that ranks EU book quality, difficulty, and importance. Books closer to Level 1 are easier to read and understand, more important, and of higher quality.
THE RISE OF THE GRAND ADMIRAL CONTINUES! Mitth'raw'nuruodo, better known as Lieutenant Thrawn of the Galactic Empire, has graduated the Imperial Academy with the highest marks possible, as well as been assigned his own personal assistant, Ensign Eli Vanto, but that doesn't mean that everyone in the Imperial army wants him to succeed. Tensions run high in the ranks of the Empire as Thrawn continues to defeat new enemies.