A Thousand Suns is an alternative album.
The album was the dominant form of recorded music expression and consumption from the mid-1960s to the early 21st century, a period known as the album era
 In the United States, The Recording Academy's rules for Grammy Awards state that an album must comprise a minimum total playing time of 15 minutes with at least five distinct tracks or a minimum total playing time of 30 minutes with no minimum track requirement

