It is a Multiverse, but it's not one where you can easily travel between worlds. At least one story features a Phlebotinum Breakdown that drops the ship into one of those universes. Variation: Timothy Zahn's Cascade Point stories feature a faster than light drive system which has the side effect of showing you alternate versions of yourself whenever you activate it, based on different possible outcomes of your life.The series also discusses and explores the idea more in depth with acknowledgements about the differences between reality and fiction, the differences and similarities between dimensions, universes, and timelines, various afterlives and pantheons, as well as concepts like the megaverse and omniverse. The Beyond Reality series has this as its main setting, with a wide variety of locales and one-shot universes that appear throughout each story.Bazil Broketail: The books' universe has many different worlds and planes of existence over which the battle between good vs evil is waged.Because of its nature, it is called the anomalous dimension. A single universe out of the multitude lies at the heart of the Astral Dawn saga. A race of extradimensional aliens called the Aash Ra are charged with safeguarding the Nursery. Brown tackles this in a somewhat different way, as the multiverse is referred to as the Nursery of Dimensions. For example, atomic nuclei are subtly different between universes so any reaction between molecules from different universes is retarded (i.e. Anathem by Neil Stephenson combines this with of all things Platonic Epistemology to very severely deconstruct many aspects of the multiverse.

Choices by Deborah Lynn Jacobs