This is a digital map of the area you are in and a few of the areas around you. As you develop your map navigation skill, you will be able to acquire map upgrades and maps of the remaining regions of Rubi-Ka.
Right-click the map in your Inventory to uoload it to your map reader.
Click the Map button on the menu to open your map window. Your location is a small dot in the middle of the map.
When you receive a mission from a mission terminal, you can upload the coordinates of your objective to the Map Window. It will come in handy, to say the least.