Up until now, most of the information you wanted about the Marvel Cinematic Universe was in one place: the cinema. But this November, the MCU is expanding into another medium—books, with its first, officially canon tie-in novel. And it’s all about Thanos, the mad titan who’s about to wreck the Avengers’ entire world…
Source: Gizmodo – The Marvel Cinematic Universe’s Thanos Origin Will Be Revealed, But Not in a Movie