Age of Steam Expansion: Outer Space & Reversteam (2011)

"Two out-of-this-world maps challenge your railroad building and delivering prowess. Outer Space requires "straight on" deliveries to ensure you don't shoot right by your destination, as well as a handy set of wormholes to get your goods across the galaxy quickly. Things are quite different in Reversteam, where not only has the traditional "great lakes" area been altered, but the cities want every kind of good except for their color. Available as part of the 2011 Steam/Age of Steam preorder pack from Bézier Games. "