Kris Katzen: 34 books

Archeologist and former Earth Military Force officer Luke Parillo finds thousand-year-old wreckage all the time. But this ancient ship came from hundreds of years in the future

Thieves take advantage of a careless captain and highjack his cargo of precious gems. His friends chase after it, trying to recover it before anyone else learns of the theft—and before the thieves sell it.

Yuwellan: living jewels, beautiful beings comprising every shade of blue. As tiny as a few centimeters to as huge as thirty meters in diameter. They invite a human colleague to share in their people's most sacred ceremony.

Modern science and weapons go up against an ancient entity who ferociously guards his solitude. He wants people to stay off his mountain. They want him to quit killing.

An ancient artifact with religious significance and perhaps even mysterious power. Religious leaders want it to unite the planet. Military leaders want it to stop a war. Their enemies want it to prevent both.

Captain of her own ship and daughter of the Queen of the Fleet, Danell never ran into an enemy she couldn't chase away or elude. Until now.

The lovely uninhabited planet made the perfect choice for colonization. So who brutally murdered the surveyors there ahead of the settlers?

A captain willing to take any steps to protect his homeworld. A doctor who believes innocent offworlders deserve protection as well. The two men: not just close friends, but shipmates as well. Can either convince the other to relent?

One young commander on a remote interstellar base stands between Earth and all-out invasion. She fights to keep the aliens at bay, even if it costs her her life.

Sacrifice. A stealth ship on a mission deep in enemy space. Their assignment: knock out the planetary defenses of a vital munitions factory so Earth's fleet can swoop in and destroy it. But at what price? And who pays?

Comrades in arms Meg Nichols and Allie Oshikawa just want to enjoy the concert during their brief leave on Jupiter's moon. Some local rabble, though, mistakes the soldiers for easy targets.

Seven generations of women. Seven generations of soldiers. With the youngest about to graduate from the academy, her grandmother and great-great-grandmother strive to make it to the ceremony on time.

Restore the family name by stealing back what was stolen from them. Sounds easy. Then she meets someone who might or might not go after the same target.

Cursed Modern science and weapons go up against an ancient entity who ferociously guards his solitude. He wants people to stay off his mountain. They want him to quit killing. Ill Met by Moonlight Competition versus cooperation. Lying low versus lashing out. Relocated from Cleveland, all manner...