Ylesia is an installment of the Star Wars novel series the New Jedi Order. It was published in ebook form on 3 September 2002, and was later published in print with The Joiner King. Set at the same time as the Walter Jon Williams novel Destiny's Way, it is primarily the story of a relative of Han Solo's, Thracken Sal-Solo, who finds himself leading the collaborationist Peace Brigade. Solo's daughter Jaina Solo carries out the task of Force-melding Jedi pilots into a fighting force.