The planet Vok is holding its first free elections after years of oppressive military rule. Captain James T. Kirk and the crew of the Starship Enterprise have been dispatched by Starfleet to serve as impartial observers, but remaining neutral proves a challenge, as Kirk confronts a tangled web of scandal, conspiracy, and assassination plots—with the stability of an entire sector at stake. To make matters worse, Dr. Leonard McCoy has vanished while on a mission of mercy to Braco, a nearby planet only a system away. With Kirk unable to abandon his vital mission on Vok to hunt for his friend, it’s up to First Officer Spock and Christine Chapel to lead a team in search of the missing doctor, even if it means risking whatever fate befell McCoy.

The Enterprise-A is transporting a party of diplomats when it picks up a mysterious alien signal emanating from a nearby world.

Captain Kirk first encountered Gary Seven on twentieth-century Earth. Now Seven, a time-traveling operative for unknown alien forces, makes a surprise visit to the U.S.S. Enterprise. Kirk is on an urgent mission to bring relief to a disaster ravaged planet, but Seven has an agenda of his own - and he's not above hijacking the Starship Enterprise and sending it on a perilous journey deep into the heart of the Romulan Empire.

Armed with weaponized gravity, alien Crusaders will stop at nothing to rescue the universe from its myriad beliefs. When Kirk and Spock confront the source of the invasion, Sulu finds himself trapped behind enemy lines.

Seven of Nine is taking part in an archae­ological expedition on an obscure planetoid in the Delta Quadrant when a disastrous turn of events puts Voyager’s away team in jeopardy, and transports Seven across time and space to Yusub, where she comes face-to-face with Captain Kirk of the U.S.S. Enterprise.

The U.S.S Enterprise-A is on a vital peacekeeping mission in a remote solar system beyond the boundaries of the Federation, where two warring planets are attempting to end years of bitter conflict. Twenty years ago, the deadly daughter of Kodos the Executioner tried to kill Kirk. When a mysterious assassination threatens the already fragile peace process, all clues point toward Lenore and the future of two worlds hangs in the balance.

Hidden aboard the U.S.S. Enterprise is a secret that has been passed from captain to captain. Now the return of the enigmatic woman once known as Number One has brought that secret to light.

The children of Chrysalis have grown to adulthood and are rapidly demonstrating that superior abilities spawn superior ambition. The most formidable of this new breed of supermen is the charismatic Khan Noonien Singh.

An international consortium of the world's top scientists have conspired to create the Chrysalis Project, a top-secret experiment in human genetic engineering.

When a mining colony on an endangered moon is threatened, it’s a race against time for the Enterprise crew to find a solution.

While attempting to settle in as commandant of Starfleet Academy, Admiral James T. Kirk must suddenly contend with the controversial, turbulent integration of an alien warrior caste into the student body - and quickly becomes embroiled in conflict when the Academy controversy escalates to murder. Meanwhile, Spock and Chekov are investigating a series of powerful cosmic storms seemingly targeting Federation worlds.

The crew of the Nautilus, a battered Starship of mysterious origin, is beamed aboard the Enterprise. The group claims they are freedom fighters from the future working to save the Federation from the Consilium - a group of corrupt power-seekers. But when the Nautilus crew members suddenly seize control of the Enterprise, and a Starship from the future arrives to arrest the renegades, Kirk must separate his true allies from those who wish to destroy the Federation.