Mars One announced sometime ago that it plans to scope things out with an unmanned mission before it ships off humans to the red planet in 2025. Today, the non-profit org has finally revealed that missions details, and by the looks of it, the unmanned spacecraft could very well carry advertisements to space. Mars One says the vehicle will have seven payloads in all, four of which are scientific experiments thatll help determine if a human settlement can thrive on the planet by 2025.