Generation Ship books
Here are 48 books with a lot of generation ship, starting with Aurora, Orphans of the Sky and Glow.
AuroraKim Stanley Robinson
Orphans of the SkyRobert A. Heinlein
GlowAmy Kathleen Ryan
Outside InMaria V. Snyder
Hull Zero ThreeGreg Bear
Non-StopBrian W. Aldiss
SparkAmy Kathleen Ryan
StarglassPhoebe North
The Eternal FlameGreg Egan
Way Down DarkJ.P. Smythe, James Smythe
Across the UniverseBeth Revis
The Jesus IncidentFrank Herbert, Bill Ransom
On the Steel BreezeAlastair Reynolds
DustElizabeth Bear
Epiphany of the Long SunGene Wolfe
Nightside the Long SunGene Wolfe
ChillElizabeth Bear, Alma Cuervo
The Dark Beyond the StarsFrank M. Robinson
GrailElizabeth Bear
The Birthday of the World and Other StoriesUrsula K. Le Guin
Rite of PassageAlexei Panshin
Children of TimeAdrian Tchaikovsky
Destination VoidFrank Herbert
Ship of FoolsRichard Paul Russo
Litany of the Long SunGene Wolfe
AlightScott Sigler
LandfallJerry Aubin
Knights of Sidonia, Volume 1Tsutomu Nihei
RevolutionJerry Aubin
The Loneliness of Distant BeingsKate Ling
EarthseedPamela Sargent
The Ballad of Beta 2Samuel R. Delany
The Arrows of TimeGreg Egan
Defiance: A Colony Ship ThrillerElizabeth Byron
Chasm CityAlastair Reynolds
Learning the World: A Scientific RomanceKen MacLeod
FlameAmy Kathleen Ryan
Building Harlequin's MoonLarry Niven, Brenda Cooper
Knights of Sidonia, Volume 2Tsutomu Nihei
Cloud Cuckoo LandAnthony Doerr
ArkStephen Baxter
The Garden of RamaArthur C. Clarke, Gentry Lee
AliveScott Sigler
Bowl of HeavenGregory Benford, Larry Niven
Old TwentiethJoe Haldeman
For Want of a NailMary Robinette Kowal
A Million SunsBeth Revis
The Ghosts of HeavenMarcus Sedgwick