Sarah Wallace

When Ainslie Wickett accidentally receives an intergalactic SOS from a lighthouse in Maine, she and her best friend are brought aboard a rogue spaceship called the Everstar. After defending the ship from pirates, Ainslie unwittingly embarks on a journey across the universe where she and her crew encounter alien civilizations, uncover the mysteries of the Everstar, and search for a way back to Earth.

The story of the sinking of the Lusitania in 1915 after she was torpedoed off the Irish coast. The story is told from the perspective of Prof. Holbourn (a passenger), the German U-boat and its captain and crew, and other passengers, crew and Admiralty staff