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

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.

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

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.

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

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 final frontier erupts into chaos as vast quantities of a rare energy source are discovered beneath the surface of Baldur-3, a remote planet beyond the outer fringes of Federation space. Now an old-fashioned “gold rush” is underway as a flood of would-be prospectors, from countless worlds and species, races toward the planet to stake their claim. Captain James T. Kirk and the Enterprise are dispatched to deal with the escalating crisis.

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.

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.

Kirk discovers that technology he obtained earlier for the sake of peace is being put to sinister purposes as Section 31 sets in motion a plan that could bring the major powers of the galaxy to their knees.

The gripping conclusion to the story of Jim Kirk's lost friend, the man who helped shape a Starfleet captain.