No. of Episodes:12 episodes
Aired:Jan. 5, 2005 - Mar. 23, 2005
4,000 years after leaving earth, and inhabiting planetary space, the planet nations were fighting against an unknown enemy, Gnosis. Can the nations survive this enemy, or will this be the end of the human race? The answer lies within a fighting android, KOS-MOS….
(C)2005 NAMCO LIMITED/XENOSAGA PROJECT