A is for Alpha Quadrant, where most of the known and explored galaxy was located.
B is for Beta Quadrant, home of the Klingon and Romulan Empires.
C is for Canamar, a notorious mid-22nd century prisoner transfer vessel.
D is for Deneva. A fun place to visit. But don't order the pizza.
E is for Earther, a frequent Klingon term to describe humans.