- Trans-Species
- Transcend
- Transcendence
- Transcendence (Aurora Rising Book Three)
- Transcendence: First Letter to Ka-tulong
- The Transcendent Artifact Collection
- The Transcendent Artifact
- Transcendent Epoch
- Transcendental Error
- Transfer
- Transfer Student, Book 1 the Starjump Series
- The Transformation Chronicles Books One to Four
- The Transformation Solution
- Transformation Space
- Transformations
- Transformers
- Transformers Dark of the Moon
- Transformers: Ghosts of Yesterday
- Transforming Darkness
- Transgalactic Antics
- Transgressions
- Transient Tales Omnibus 1
- Transient Tales Volume 1
- Transient Tales Volume 2
- Transient Tales Volume 3
- Transient Tales Volume 4
- The Transient, the Emperor, and the Man Left Alone
- Transit to Scorpio [Dray Prescot #1]
- Transition of Order
- Transitions
- Transitory: The Prism
- The Translocator: The Complete Saga
- Transmat Failure
- Transmigration
- TransMIGRATIONS
- Transmisión
- Transmutation
- Transmutation of Shadow
- Transparent Sabbath
- Transplant
- Transport
- The Transport
- The Transposition Of Earth
- Transylvanian Knight
- Tranzport: A Flash Fiction
- Trapped Body and Soul in a Video Game Sequel
- Trapped in the Ashes
- Trapped in the Ashes
- Trapped on the Dinosaur Planet
- Trapped on Vkani
- Trapped with her Alien Mate: Holiday Starrs
- Trappist-1
- Traque
- Tras el incierto horizonte (La Saga de los Heechee 2)
- Tras el último destello
- Trash To Treasure
- Traumkristalle
- Travel Opportunities
- Traveler
- The Traveler The Beginning
- The Traveler's Cup
- Traveler's Hotel
- Traveler's Notes: A Modest Proposal
- The Traveler's Quest
- The Traveler's Return: Alien’s Prophecy Installment #2
- Traveler's Zone
- Traveler: Devaleran
- The Traveler: Initiate Years (Short-story Collection Books 1-5)
- Travelers Among Strange Worlds (A Trio of Short Stories)
- Travelers' Tales
- Travelers: Rekindled
- The Travelers
- The Traveler
- Traveling Tyrant
- Traveller Inceptio
- Travellers
- The Traveller
- Traverse Book I
- The Traversing Book II-The Hidden Caves
- The Traversing Book I
- Travis Lock and The Widow's Kiss
- Travix Inc
- Trazos
- Tre Secondi
- Treacherous Moon: Agents of ISIS, Book 2
- Treachery in Outer Space
- Treachery on Planetoid 41
- Treason in the Ashes
- The Treason of Robyn Hood
- Treason of the Blood
- Treason's Grave
- Treasure Fever
- Treasure House
- Treasure Hunt
- The Treasure Hunters
- The Treasure In The Forest
- The Treasure of Altaraus
- The Treasure of Mars
- The Treasure Of Purgatory Crater
- The Treasure of the Golden God
- Treasure Planet
- Treasure Trackers: First Missions
- Treasury #1
- Tredici anni. Di nuovo!
- The Tree of Life
- Tree of Time
- Tree Row Howl
- Tree, Spare that Woodman
- Trees Are Where You Find Them
- The Trees: A Collection
- Treibstoff der Macht
- Trek for Life
- Trek It!
- Trek Of Stars 1 of 5
- Trek Of Stars 2 Of 5
- Trek Off!
- Trek This!
- Trek You
- Trekkie of Mars 1-Literary Abduction
- Trekmaster
- The Tremendous Event
- Tremor
- Trenta case di stelle
- Tres relatos
- Tres segundos
- Trevalyn Academy: A Mercury Blade Space Opera
- Trey of Swords
- Treyvon
- The Tri-Rep
- Triad
- Trial 39
- Trial by Fire
- Trial by Ice
- Trial by Ordeal
- The Trial of Annas and Caiaphas
- Trial of Dogs
- The Trial Of Eons
- Trial of Payne
- The Trial of Pontius Pilate