A pocket universe is a type of reality that is dimensionally located within a universe.
History and specifics[]
A pocket universe can be accessed from certain fixed points within the universe is exists alongside, but objects within the pocket universe cannot be perceived in the universe than contains it. The D'myurj and Brethren originated in a pocket universe that could be accessed from Sector 221-G. (New Frontier[citation needed])
The Bajoran wormhole was considered a pocket universe. (DS9 novel: Bloodletter)
The Inamuri entity existed in a pocket universe. (DS9 novel: Twilight)
