Steam Workshop integration is planned for later as well as full modding support. MarsZ anyone? I'm sure it's in the making somewhere. £8.99 to poke around Mars.
Not bad for pricing - I'm sure NASA is red in the face right about now, after all they went and spent a metric ton of cash to send Curiosity when Bohemia was already on the case!
Players take the role of a Rover Operator in Take on Mars where we get a great deal of control over the remote platform. We must complete Science Missions in each location to learn of Mars' past. It was announced at E3 2013.
Take on Mars is priced at €9.99 / $12.99 / £8.99 viaor the .