As God Is An Astronaut pull from one of Irish rock’s best-kept secrets to an institution in their own right, like many bands in their situation, they run the risk of depending on more of the same to retain the attentions of an ever-more unfocused audience, usually in search of the next shiny thing. With seventh album Origins, it’s heartening to see that this is far from the case with the Glen of the Downs-based outfit, expanding their sound and artistic horizons as a five-piece, and dialing back on a lot of the now much-imitated post-rock tropes that have defined…