Linux Lunar Lander was ported to the Dreamcast by Indiket. As you can see in the video I didn't make it safely to earth. I don't know if this game is that hard but you have to make it to earth at a good and decent pace.
Download available at: http://www.dreamcast.es/downloads.php?cat_id=11&download_id=129
ISO Make available at: www.dc-swat.ru/page/dreamshell/