This Anime are 26 episodes, hope you watch it, and hope you like and follow.
General Garemund Goer is so angered over his dismissal as Commander of the Milky Way Theater that he sent his entire fleet to hunt down the Yamato, regardless of anything. Meanwhile, 'The Yamato falls into a dimensional rift and finds itself unable to escape. A Garmilan ship, the EX-178, led by Captain Valus Lang (actually, a second-class Garmilan), is also trapped there, and approaches the Yamato.