Midshipman's Hope : The Seafort Saga, Book 1 (Unabridged‪)‬

When a hideous accident kills the senior officers of the UNS Hibernia, it leaves a terrified young officer to save 300 colonists and crew aboard a damaged ship on a 17-month gauntlet to reach the colony of Hope Nation. With no chance of rescue or reinforcement, Nicholas Seafort must overcome despair, exhaustion, and guilt. He must conquer malfunctions, mutiny, and an alien horror beyond human understanding. And he must save lives and take them - in the name of duty.