The Plight of the Eli'ahtna

Book Three of Five.
On a mission to bring aid to a beleaguered star system, John Knowles and Eb'shra Wirolen have been hurled by a freak accident across countless light years, and are marooned in uncharted space. As they work to repair their damaged ship, the Eli'ahtna, and the friends they've left behind launch a desperate rescue mission to bring them home, the castaways discover that although they are truly lost, they are not alone.