Kris Katzen: 34 books

The death of a virtual stranger embroils a space pirate in a conspiracy. He barely knew the murdered woman. So why fight so hard now to catch her killer? And dare he trust the authorities?

The Element of SurpriseComrades 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.Weights and MeasuresTechnology: the best—if not the only measure—by which...

Personality? Or programming? An entire planet comes to life—and decides to evict the humans living on it.

A fire triggers an evacuation of a packed sports stadium—mere minutes before bombs go off. No injuries, but tensions on the already contentious planet soar even higher. The crew of the Earth Military Force ship Triumph needs to find the culprits before all-out war erupts.

Action and adventure abound! A mysterious thousand-year-old starship from a hundred years in the future. An entire colony brutally murdered. Clashing civilizations on the brink of all-out devastating war. Living jewels. Space pirates. A whole planet come to life, and another in the throes of destruction. And much more!

A group of people flees, wanting only solitude to avoid any and all threats to their pacifism. When another starship discovers their hiding place, their secrecy clashes with the other crew's wish to leave.

Evacuating a dozen scientist before catastrophe strikes: no problem. Preventing the moon-sized asteroid from slamming into a planet teeming with life: huge problem. And the researchers there expect a war-weary captian to help them solve it and avert the extinction of an entire world.

Volcanoes shattering entire continents. Tsunami deluging an entire world. A desperate call for help from an unexplored planet. Two ships speed to the rescue.

Crystal of Souls 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. Quarry Ten-ton spiders already call the planet home. The incoming...

The crew sticks together, down to the very last crewmember: the captain's dog. Now the captain's kidnapped dog, snatched by ungrateful aliens the ship aided.

Competition versus cooperation. Lying low versus lashing out. Relocated from Cleveland, all manner of supernatural beings inhabit Pittsburgh's underworld. But will they, and can they, stay hidden?

A medical crisis. Ruthless pirates. A brand new senior staff. No time for the new crew to figure each other out and forge the essential bonds of cooperation and trust before they plunge into the pandemonium. Too many lives depend on them.

Respect is earned, not given. But so is disrespect—Dannell believes. Not everyone aboard her new ship agrees, and the crew gives its new commander a decidedly cold welcome.  A brutal attack forces them to put aside their differences and work together.  Fast.  Before millions die.

Technology: the best—if not the only measure—by which to judge a planet? If not, what other criteria apply? And how much weight should they carry when a new world petitions to join the interplanetary union?