It’s actually around 27 minutes of great music. Mostly just instrumentals with a couple of words in the 1st movement. These are Brand new songs from incubus from Halo 2. If anyone is interseted post here and I will give you a link to the Odyssey.

1st Movement of the Odyssey (Follow) 4:15
2nd Movement of the Odyssey 7:40
3rd Movement of the Odyssey 6:40
4th Movement of the Odyssey 9:07