The Sagan Class is a class of Tourist Ship.
The class consists of a central superstructure with a command module on the front, a series of two rotating dual habitat rings, and a drive module on the rear.
Known examples of this class are:

The Sagan Class is a class of Tourist Ship.
The class consists of a central superstructure with a command module on the front, a series of two rotating dual habitat rings, and a drive module on the rear.
Known examples of this class are: