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.
Following the destruction of the first Death Star, Luke Skywalker is the new, unexpected hero of the Rebellion. But the galaxy hasn't been saved yet - Luke and Princess Leia are finding there are many more battles to be fought against Darth Vader and the Empire! This latest Star Wars Omnibus reprints many of the early tales of the Rebellion. First, we have Shadow Stalker, Tales from Mos Eisley, and River of Chaos - all of which are long out of print and have never before been collected! Then, Splinter of the Mind's Eye, a story created by George Lucas and Alan Dean Foster before there were plans for any films past Star Wars: Episode IV A New Hope. And last is Vader's Quest, in which Vader learns the secret kept from him by Yoda and Obi-Wan: that he has a son!