A guidebook to an alternative viewpoint for sci-fi, via a hip-hop album that blasts off into space, and a techno record plunged into the deep blue.

A comprehensive guide to a style of music based on opening up pop progressions and melodies to vast amounts of space, then filling every square inch with cryptic instrumentation and imagery.

Aphex Twin has become a by-word for ‘impenetrably weird’ over the course of a fascinating career. But underneath the surface, he has also made some of the most emotional and humane material under the ‘dance music’ umbrella.