Rust in Peace is the fourth studio album by American heavy metal band Megadeth, released on September 24, 1990 by Capitol Records. It has been mentioned as one of the best thrash metal records of all time by publications such as Decibel and Kerrang!, and listed in the reference book 1001 Albums You Must Hear Before You Die. The album was nominated for a Grammy Award for Best Metal Performance at the 33rd Grammy Awards. At the 1991 Foundations Forum, the album received a Concrete Foundations Award for "Top Radio Album" and the single "Hangar 18" won "Top Radio Cut" award.