We posted some images and a brief progress report on Alpha 4 on our website:
http://spacebasedf9.com/post/74442136817/progress-on-alpha-4-continues-above-some-of-the
and, in case you missed the previous updates:
http://spacebasedf9.com/post/73665124754/hello-space-people-i-am-jeremy-lead-artist-on
http://spacebasedf9.com/post/72907937643/it-is-the-year-2014-yeah-mostly-our-phones-are