Song Exploder is a podcast where musicians take apart their songs, and piece by piece, tell the story of how they were made. Each episode features an artist discussing a song of theirs, breaking down the sounds and ideas that went into the writing and recording. Hosted and produced by Hrishikesh Hirway.
http://www.songexploder.net
episode 53: Harry Gregson-Williams - The Martian
In the film "The Martian," astronaut Mark Watney (played by Matt Damon) is stranded on Mars, forced to rely on science and his ingenuity in order to survive. The film opened at #1 at the box office, and has earned critical praise as well. In this episode, composer Harry Gregson-Williams breaks down his music from the film, where part of his job was to score the excitement of scientific discovery and the grandeur and mystery of Mars itself.
songexploder.net/the-martian