Books in Star Trek: The Original Series series

It is the twenty-third century. On the planet Vulcan, a crisis of unprecedented proportion has caused the convocation of the planet's ruling council -- and summoned the U.S.S. Enterprise? from halfway across the galaxy, to bring Vulcan's most famous son home in its hour of need. As Commander Spock, his father Sarek, and Captain James T. Kirk struggle to preserve Vulcan's future, the planet's innermost secrets are laid before us, from its beginnings millions of years ago to its savage prehistory, from merciless tribal warfare to medieval court intrigue, from the exploration of space to the the development of o'thia -- the ruling ethic of logic. And Spock -- torn between his duty to Starfleet and the unbreakable ties that bind him to Vulcan -- must find a way to reconcile both his own inner conflict and the external dilemma his planet faces...lest the Federation itself be ripped asunder. Diane Duane, author of three previous bestselling STAR TREK novels and an episode of the new STAR TREK NEXT GENERATION® television series, as well as countless other bestselling science fiction and fantasy novels, has crafted a tale of unprecedented scope and imagination, at once a generations-spanning historical novel and a thrilling science fiction adventure.

Just in time for the milestone 50th Anniversary of Star Trek: The Original Series, an epic new trilogy that stretches from the earliest voyages of the Starship Enterprise to Captain Kirk’s historic five-year-mission—and from one universe to another!A debt of honor: One brave woman ventures alone into a parallel universe to save her old shipmates, exiled there decades earlier by a mysterious device called the Transfer Key. She soon learns the alternate universe harbors not just an alien invasion force, but a secret that underpins its very existence. A mission of peace: A long-awaited Klingon-Federation peace conference convenes, led by Ambassador Sarek of Vulcan and Councillor Gorkon of Qo’noS. But both sides have enemies who would prefer the two great powers remain at war—and who will do anything to make certain hate wins the day. An errand of justice: Captain Kirk and his crew seek the stolen Transfer Key that opens a door between universes, but their hunt is cut short by Ambassador Sarek’s plea for help. The Enterprise crew soon becomes targets in a deadly crossfire—one whose outcome will decide the fate of two universes. ™, ®, & © 2016 CBS Studios, Inc. STAR TREK and related marks and logos are trademarks of CBS Studios, Inc. All Rights Reserved.

The novel begins after the events of Star Trek VI: The Undiscovered Country?. Spock's mother, Amanda Grayson, is dying, and Spock returns to the planet Vulcan where he and Sarek enjoy a rare moment of rapprochement. But just as his wife's illness grows worse, duty calls Sarek away -- once again sowing seeds of conflict between father and son. Yet soon, Sarek and Spock must put aside their differences and work together to foil a far-reaching plot to destroy the Federation -- a plot that Sarek has seen in the making for nearly his entire career. The epic story will take the crew of the U.S.S. Enterprise? to the heart of the Klingon Empire, where Captain Kirk's last surviving relative has become a pawn in a battle to divide the Federation...and conquer it. With Sarek's help, the crew of the Starship Enterprise? learns that all is not as it seems. Before they can prevent the Federation's destruction, they must see the face of their hidden enemy -- an enemy more insidious and more dangerous than any they have faced before...

It is the twenty-third century. On the planet Vulcan, a crisis of unprecedented proportion has caused the convocation of the planet's ruling council -- and summoned the U.S.S. Enterprise? from halfway across the galaxy to bring Vulcan's most famous son home in its hour of need. As Commander Spock, his father, Sarek, and Captain James T. Kirk struggle to preserve Vulcan's future, the planet's innermost secrets are laid before us, from its beginnings millions of years ago to its savage prehistory, from merciless tribal warfare to medieval court intrigue, from the exploration of space to the development of o'thia -- the ruling ethic of logic. And Spock -- torn between his duty to Starfleet and the unbreakable ties that bind him to Vulcan -- must reconcile both his own inner conflict and the external dilemma his planet faces...lest the Federation itself be ripped asunder.

Time in the galaxy has stopped running in its normal course. That can mean only one thing -- the Guardian of Forever is malfunctioning. To save the universe, Starfleet Command reunites three of its most legendary figures -- Admiral James T. Kirk, Spock of Vulcan, and Dr. Leonard McCoy -- and sends them on a desperate mission to contact the Guardian, a journey that ultimately takes them 5,000 years into the past. They must find Spock's son Zar once again, and bring him back to their time to telepathically communicate with the Guardian. But Zar is enmeshed in troubles of his own, and soon Kirk, Spock, and McCoy find themselves in a desperate struggle to save both his and their world.

On the planet Vulcan, a crisis of unprecedented proportion has caused the convocation of the planet's ruling council -- and summoned the U.S.S. EnterpriseTM from halfway across the galaxy, to bring Vulcan's most famous son home in its hour of need. As Commander Spock, his father Sarek, and Captain James T. Kirk struggle to preserve Vulcan's future, the planet's innermost secrets are revealed, from its beginnings millions of years ago to its savage prehistory, from merciless tribal warfare to medieval court intrigue, from the exploration of space to the development of o'thia -- the ruling ethic of logic. And Spock, torn between his duty to Starfleet and the unbreakable ties that bind him to Vulcan, must find a way to reconcile both his own inner conflict and the external dilemma his planet faces, lest the Federation itself be ripped asunder.

From the USA TODAY bestselling author of Star Trek ®: A Time to Heal, the start of a new epic in the era of the original series.Returning from its historic first voyage to the edge of the galaxy, the damaged U.S.S. Enterprise™ journeys through the Taurus Reach, a vast and little-known region of space in which a new starbase has been unexpectedly established. Puzzled by the Federation's interest in an area so far from its borders and so near the xenophobic Tholian Assembly, Captain James T. Kirk orders the Enterprise to put in for repairs at the new space station: Starbase 47, also known as Vanguard. As Kirk ponders the mystery of the enormous base, he begins to suspect that there is much more to Vanguard than meets the eye. It's a suspicion shared by the Tholians, the Orions, and the Klingon Empire, each of whom believes that there are less than benign motives behind the Federation's sudden and unexplained desire to explore and colonize the Taurus Reach. But when a calamity deep within the Reach threatens to compromise Starfleet's continued presence in the region, Kirk, Spock, and several key specialists from the Enterprise must assist Vanguard's crew in investigating the cause of the disaster and containing the damage. In the process, they learn the true purpose behind the creation of Vanguard, and what the outcome of its mission may mean for life throughout that part of the galaxy. Inside: Bonus diagrams of Vanguard station!

Years ago, Lt. Uhura befriended a diplomat from Eeiauo, the land of graceful, cat-like beings. The two women exchanged songs and promised never to reveal their secret. Now the U.S.S. Enterprise? is orbiting Eeiauo in a desperate race to save the inhabitants before a deadly plague destroys them. Uhura's secret songs may hold the key to a cure -- but the clues are veiled in layers of mystery. The plague is killing humans, threatening other planets -- and Kirk must crack the code before the Starship Enterprise succumbs!

At last -- the untold chapter in the history of Star Trek's most notorious villain, KHAN. Searing and powerful, To Reign in Hell masterfully bridges the time period between Khan Noonien Singh's twenty-third-century revival in the Original Series classic episode "Space Seed" and his unforgettable return in the acclaimed feature film Star Trek II: The Wrath of Khan.Haunted by the memory of Khan's murderous campaign of vengeance, James T. Kirk now revisits the forbidding world of Ceti Alpha V to discover for himself what ultimately drove Khan to madness. There, buried beneath the desolate surface of a dying planet, Kirk and his allies find the untold story of their greatest foe -- and of the woman who loved him: Lieutenant Marla McGivers of Starfleet.Along with Khan's genetically engineered followers from the twentieth century, Khan and Marla are left on Ceti Alpha V with the hopes of building a new life together. Although the planet is savage and untamed, Khan dreams of carving out an empire even greater than the one he once ruled on Earth. But when global catastrophe strikes, Khan must use every ounce of his superhuman strength and intellect to wage a fearsome battle against the planet, his people...and the growing darkness in his own soul.

The mystery of the Taurus Reach is about to be revealed. Ancient secrets lie on the fourth planet of the Jinoteur system, and three great rivals are fighting to control it. The Federation and the Klingon Empire want to wield its power; the Tholian Assembly wants to bury it. But the threat stirring on that distant world is more dangerous than they realize. The Shedai, who ruled the Taurus Reach aeons ago, have risen from their ages of deathlike slumber - to gather, marshal their strength, and take their revenge. To keep Jinoteur from falling into enemy hands, the crews of Starbase Vanguard and the U.S.S. Sagittarius must risk everything: friends . . . loved ones . . . their own lives. But the sacrifices they make may prove too terrible for them to bear.