My body is ready! Being nothing more than the housing of most electronic components, I designed it fairly simply. Because the aluminum tube and lug design of the rocker-bogie worked quite well I decided to go with this setup as well.
To create the geometry i conjured up these 'corners'. Got some inspiration from k'nex:
This one is labeled '1', There's also a '2', an exact mirror image.
Together with some other parts it makes up the rover's body:
Next up: first real life assembly!