AC Crispin Books in Order

Spock travels five thousand years into the past to meet the son he never knew. Meanwhile, a Romulan attack threatens the Guardian of Forever, forcing Kirk's crew to protect the portal or destroy Spock's route home.

As alien occupiers seize New York and its vital communications networks, human resistance fighters struggle to stay connected. Building an alternative network becomes essential to coordinating opposition and challenging the invaders' tightening control over the city.

Alien visitors arrive on Earth offering assistance, and humanity faces the possibility of a remarkable new alliance. But suspicions about their motives grow, leaving some people to question whether these apparent benefactors conceal a far more dangerous purpose.

The Visitors deploy a chemical against kelp beds harboring dust lethal to their species. Their attempt to eliminate the threat triggers an ecological catastrophe, placing the people and coastline of the American West in fresh danger.

Sixteen-year-old Charlene takes on a wild horse named Sylvester with help from a patient trainer. Their work develops into an ambitious effort to prepare him for Olympic dressage, testing the partnership between an inexperienced girl and her horse.

When the Guardian of Forever disrupts time, Kirk, Spock, and McCoy must return to the distant past. They seek Spock's son Zar, whose abilities may help, but his own troubles complicate their mission to save the universe.

Humanity's first encounter with the Simiu turns violent, threatening war between the species. A friendship between Mahree Burroughs and an inquisitive alien offers hope as they travel with a reluctant doctor to find a way forward.

Tesa's deafness allows her to withstand the deadly cries of the Grus, making her a suitable ambassador to their world. When other alien forces threaten them, she must use diplomacy to protect the people she has come to know.

On his final assignment, diplomat Mark Kenner attempts to bring the Elspind into the Cooperative League of Systems. Hostility toward the proposed alliance turns his mission into a struggle to survive long enough to achieve an agreement.

An archaeological discovery beneath Starbridge Academy's asteroid base threatens the future its residents are building. Instructor Serge and student Heather must respond to the danger, placing their hopes for the academy against an unexpected legacy buried below it.

On Trinity, the deaf human ambassador Tesa and a young telepath face a dangerous amphibious alien race. Their efforts to defend the planet could determine whether its inhabitants survive or become entangled in a wider intergalactic war.

Archaeologist Gordon Mitchell and his StarBridge team work to preserve threatened burial sites in Ancestor's Valley. When a member of the expedition is murdered, their effort to protect the past becomes a much more dangerous undertaking.

Ellen Ripley wakes aboard the Auriga remembering her own death. An experiment has brought her back and changed the alien within her, leaving her to join a band of smugglers against a renewed extraterrestrial threat.

Fleeing the Imperial Navy, Han Solo gains Chewbacca's loyalty but draws the attention of bounty hunter Boba Fett. Work for Jabba and Jiliac pulls the pair into a dangerous conflict between Imperial forces and unreliable criminal allies.

In his late teens, Han Solo escapes an unhappy adopted home and sets out to become a pilot. His early adventures trace the struggle for independence that precedes his later life as a smuggler and thief.

After winning the Millennium Falcon, Han Solo and Chewbacca flourish as smugglers despite growing Imperial pressure. An old girlfriend offers a lucrative mission with her Rebel group, drawing Han toward Ylesia and a web of conflicting loyalties.

The feline Arrekhi seek admission to the Cooperative League of Systems after contact with their newly discovered world. A concealed, vicious secret threatens that alliance and could unleash violence across the planet before membership is secured.

Priestess Thia discovers a terrible truth about the deity she serves and is cast into a world of violence. Joining other outcasts, she must help defend a troubled realm while confronting the collapse of her former faith.

Merchant sailor Jack Sparrow receives command of the Wicked Wench and an assignment to find a hidden island's treasure. Traveling with the enslaved Ayisha, he faces a choice between his employer's ambitions and the freedom of her people.

Danni runs away with Lady to save the mare from a trainer she distrusts. Alone together, horse and girl begin an extraordinary journey when Lady reveals a hidden identity and carries Danni beyond the world she knows.