If you like games like The Sims, You will love spacestationsim. It gives you full control over the international space station and its crew. Make your own astronauts and add whatever components you see fit to ensure the success of your mission.

Great fun and educational too.

Build your own International Space Station:

Thousands of ways to build your station using real International Space Station modules! Customize your interiors with lots of cool gear! Manage life support, food, supplies, altitude, astronaut activities, and more. Win with the cooperation of the international space community. Explore life in space!

Create and manage your astronauts: Create your own International Space Station astronaut crew. Manage your crew‘s in-flight activities and keep them safe. Watch out for the Space Tourist! puts you in charge of creating the greatest wonder of the modern world, the International Space Station ! Man‘s greatest engineering achievement in space... More than just a model – now you can create and manage your own living spaceship and crew!

"But pure fantasy this is not. In fact, Vision Videogames designed the game using technical specifications from NASA as part of a Space Act agreement." - Wired.com

"The 3-D simulation challenges players to make both short-term and long-term decisions about the ISS, such as handling mission-critical situations. Players also must deal with less-serious ‘Inconveniences‘, including space tourists." - CyberSpeak