The Mountains of Mourning is a science fiction novella by American author Lois McMaster Bujold.[1][2] It is part of her Vorkosigan Saga, chronologically taking place between the novels The Warrior's Apprentice and The Vor Game. It won the 1990 Hugo Award for Best Novella and the Nebula Award for Best Novella of 1989.
The novella debuted in 1989 in Analog Science Fiction and Fact. It was later collected in the omnibus editions Vorkosigan's Game; Young Miles; and Borders of Infinity.