Northworld Series by David Drake

The Consensus ruled twelve hundred worlds - but not Northworld. Three fleets had been dispatched to probe the enigma of Northworld. Noe returned.Now, Commissioner Nils Hansen must face the challenge of this distant planet...a gateway to nine alternate worlds. There, he will confront a world at war, a world of androids, a world of sentient machines...all unique, all lethal.But deadliest of all are the men who would be gods. Who rule these worlds with absolute power... moreThe Consensus ruled twelve hundred worlds - but not Northworld. Three fleets had been dispatched to probe the enigma of Northworld. Noe returned.Now, Commissioner Nils Hansen must face the challenge of this distant planet...a gateway to nine alternate worlds. There, he will confront a world at war, a world of androids, a world of sentient machines...all unique, all lethal.But deadliest of all are the men who would be gods. Who rule these worlds with absolute power. And who challenge all trespassers...Like Commissioner Hansen. less

In Northworld, a world of eight warring planes where weaponry is supreme, gods and men battle for control of the Matrix, a high-tech bridge through space and time, and participant Nils Hansen faces a difficult challenge.

The inhuman Rulers of the galaxy sent three fleets to learn what had happened to the world located by Captain North and the Survey Team he led. Neither a soul nor a message returned. The fourth time, the Rulers sent a single man: Nils Hansen.Commissioner Hansen had a mind that saw the shortest path to each task's completion and a ruthless determination to do what the task required. The cost - to himself and whoever happened to be in the way - didn't matter... moreThe inhuman Rulers of the galaxy sent three fleets to learn what had happened to the world located by Captain North and the Survey Team he led. Neither a soul nor a message returned. The fourth time, the Rulers sent a single man: Nils Hansen.Commissioner Hansen had a mind that saw the shortest path to each task's completion and a ruthless determination to do what the task required. The cost - to himself and whoever happened to be in the way - didn't matter. Hanson's Special Units had kept his planet safe from the most sophisticated and violent criminals in the galaxy. Now Hansen was being sent to penetrate a spacetime enigma which had made gods or demons of the first humans to discover it. He would succeed or die.Northworld: a place of slashing violence and mystic transformationNorthworld: a place of treachery and dazzling beautyNorthworld: a place of honor, of faith, and of love.Hansen's iron will and strong arm confront godlike power and godlike cunning while a galaxy trembles for the outcome. And if Hansen dies - he will not die alone! less