Orbital station Mir-2
Fictional modular orbital station Mir-2.

Phase 1
Mir-2 core module.
Phase 2
Titan service module docking and deploying.
Phase 3
Deploying of the unified power modules.
Tanker
Unmanned space tanker for Titan and Tranzit refuelling operations.
Builder and Node
Trusses with mobile manipulators, EVA missions, possibilities of the further extensions.