Books like Star Trek New Frontier - Treason by Peter David

Douglas Adams’s debut in the science‑fiction hexalogy introduces Arthur Dent and the eccentric envoy Ford Prefect as they navigate interplanetary travel, guided by the sarcastic, encyclopedic Hitchhiker’s Guide to the Galaxy.

An omnibus collection of Douglas Adams’ five humorous science‑fiction novels that follow Arthur Dent and friends through interstellar adventures, absurd encounters, and a quest for cosmic meaning.

The Restaurant at the End of the Universe is the second book in Douglas Adams’ Hitchhiker’s Guide to the Galaxy comedy science‑fiction series, introducing the interplanetary dining establishment Milliways.

Heechee Saga

Douglas Adams’s masterful comic science‑fiction collection spans interstellar adventures, absurd bureaucracy, and philosophical musings, featuring Arthur Dent, Ford Prefect, Vogons, and the iconic Hitch‑Hiker’s Guide.

A collection of Douglas Adams’ five bestselling comedy‑science‑fiction adventures, weaving interstellar travel, absurd bureaucracy, and witty encounters with aliens, most famously the Vogons and the restaurant at the end of the universe.

The Dark Between the Stars is a grand-scale space opera where humanity must overcome internal divides and reignite an alliance with the Ildiran Empire to confront a new, ominous threat that endangers the galaxy.

World War IV: A Tale of Nuclear Weapons, Guerrilla Tactics, and Survival in a War of the Worlds, Part 1

Invasion, Survival, and the Fight for Survival

The USS Excalibur, under the bold Captain Mackenzie Calhoun, embarks on a humanitarian mission amid the collapse of the Thallonian Empire, facing an unexpected stowaway, crew tensions, and refugees aboard a doomed vessel.

In the midst of the Great Time War, the Doctor battles Dalek occupation on Moldox, forming an uneasy alliance with a Dalek hunter to uncover a secret plan that could shift the universe's balance.

When the Thallonian homeworld threatens collapse, Captain Mackenzie Calhoun and the USS Excalibur confront their pasts while battling to protect the last remnants of the Empire from total destruction.

Captain Calhoun faces simultaneous threats from the D'myurj, who aim to dominate or destroy humanity, and from Morgan Primus, a sophisticated computer simulation that has taken control of the U.S.S. Excalibur.

Three scientists survive on the mysterious planet Nacre, teeming with jungles of exotic mushrooms and dense spore clouds; their survival mission threatens humanity and opens a complex drama on life beyond Earth.

Douglas Adams’ comedic science‑fiction trilogy follows Arthur Dent as Earth is destroyed, a towel becomes essential, and the crew of the Heart of Gold travels through paradoxes and interstellar adventures, climaxing with a dinner at the Restaurant at the End of the Universe.

Captain Mackenzie Calhoun is stranded on the frontier planet Yakaba after the Excalibur is sabotaged, learning that his first officer Shelby has taken command of the Exeter. Alone, he battles hostile forces while trying to survive and expose the truth about their ship’s loss.

Three years after the events of Stone and Anvil, the USS Excalibur faces new challenges as Captain Elizabeth Shelby rises to Admiral, mission crews change, and an abduction in the New Thallonian Protectorate threatens the sector and the galaxy.

A collection of seasoned Star Trek authors explore new adventures aboard the USS Excalibur, featuring Captain Mackenzie Calhoun and crew in diverse encounters across the galaxy.

Captain Mackenzie Calhoun of the USS Excalibur-A must confront ancient god‑like beings who claim to have inspired Earth pantheons, threatening the galaxy with a deadly bargain. With a wounded crew and the fate of civilization at stake, he faces a conflict that tests faith, power and duty.

The ship is only a memory, but the drama unfolds.... The U.S.S. Excalibur has been obliterated. Its captain, Mackenzie Calhoun is gone. Now the surviving crew members are dispersed throughout the galaxy, seeking to forge new lives in the wake of the Excalibur's destruction. For Dr. Selar, the ship's former medical officer, that means facing a very personal crisis. Following the birth of her child, the Vulcan doctor returned to her homeworld, determined to raise the child exclusively in the way of logic. But the child's father, the Hermat Lieutenant Commander Burgoyne, has hir own views regarding their offspring's future, and s/he intends to fight for hir paternal rights, even if it means appealing to the highest authorities of two worlds! Elsewhere in the Alpha Quadrant, Lieutenant Robin Lefler and her enigmatic mother travel to the pleasure planet Risa where they encounter a genuine Starfleet legend....

When the Thallonian Empire collapses, the USS Excalibur is dispatched by Starfleet to quell a galaxy-wide crisis, led by Captain Mackenzie Calhoun and a crew of familiar faces and fresh heroes in the original Star Trek universe.