In Under the Yoke, S.M. Stirling traces the rise of the Domination of the Draka and its long struggle with the United States and the American-led Alliance for Democracy. In this alternate history, the Americans who reject the Revolution did not scatter to the four winds and Canada; a slight change in the course of events brought them to the new Crown Colony of Drakia instead - starting with the Cape of Good Hope and soon encompassing the whole of the right subcontinent of Southern Africa.  

On a planet that was once part of a vast interstellar civilization, humans survive on the edge of barbarism amid the ruins of the once-great empire.

During a perfect spring evening on Nantucket, a violent storm erupts and a dome of crawling, colored fire blankets the island. When the howling winds subside and the night skies clear, the stars appear to have shifted. The mainland has become a wilderness of unbroken forest, where tools of bronze and stone litter the beaches, and primitive natives scatter in terror.

In the mid-1870s, a violent spray of comets hits Earth, decimating cities, erasing shorelines, and changing the world's climate forever. And just as Earth's temperature dropped, so was civilization frozen in time. Instead of advancing technologically, humanity had to piece itself back together.... In the 21st century, boats still run on steam, messages arrive by telegraph, and the British Empire, with its capital now in Delhi, controls much of the world.

Michael Havel was flying over Idaho en route to the holiday home of his passengers when the plane's engines inexplicably died, forcing a less than perfect landing in the wilderness. And, as Michael leads his charges to safety, he begins to realize that the engine failure was not an isolated incident.

Armed with lancers, breech-loading rifles, steamships, and galleys, General Belisarius, accompanied by his own ally from the future, ventures into the Malwa Empire, a sixth-century kingdom ruled by Link, a horrifying and evil entity from the future.

Marc Vitrac was born in the early 1960's, about the time the first interplanetary probes delivered the news that Mars and Venus were teeming with life, even human life. Now, in 1988, Marc has been assigned to the US-Commonwealth base on Venus. But there are flies in this ointment - and not only the Venusian dragonflies, with their yard-wide wings....Extravagant and effervescent, The Sky People is alternate-history SF adventure at its best.

For Lt. Commander Colin Maclntyre, it began as a routine training flight over the moon. For Dahak, a self-aware Imperial battleship, it began millennia ago when that powerful artificial intelligence underwent a mutiny in the face of the enemy. The mutiny was never resolved - Dahak was forced to maroon not just the mutineers but the entire crew on prehistoric Earth.  

On their way to fight in the Mexican-American War, a group of American soldiers are swept away to a strange and deadly alternate Earth in this thrilling new adventure set in the world of the New York Times best-selling Destroyermen series.

Earth is conquered. The Shongairi have arrived in force, and humanity’s cities lie in radioactive ruins. In mere minutes, over half the human race has died. Master Sergeant Stephen Buchevsky, who thought he was being rotated home from his latest tour in Afghanistan, finds himself instead prowling the back country of the Balkans, dodging alien patrols and trying to organize the scattered survivors without getting killed.

In the future there is no want, no war, no disease nor ill-timed death. The world is a paradise - and then, in a moment, it ends. The council that controls the Net falls out and goes to war. Everywhere people who have never known a moment of want or pain are left wondering how to survive. But scattered across the face of the earth are communities which have returned to the natural life of soil and small farm. In the village of Raven’s Mill, Edmund Talbot, master smith and unassuming historian, finds that all the problems of the world are falling in his lap. 

The war between Almacia and the Empire of Kolakolvia is in its hundredth year. Casualties grow on both sides as the conflict leaves no corner of the world untouched. Illarion Glaskov’s quiet life on the fringes of the empire is thrown into chaos when an impossible tragedy strikes his village. When he is conscripted into the Tsarist military, he is sent to serve in The Wall - an elite regiment that pilots suits of armor made from the husks of dead golems.

Zombies are real. And we made them. Are you prepared for the zombie apocalypse? The Smith family is, with the help of a few marines. When an airborne "zombie" plague is released, bringing civilization to a grinding halt, the Smith family, Steven, Stacey, Sophia, and Faith, take to the Atlantic to avoid the chaos. The plan is to find a safe haven from the anarchy of infected humanity. What they discover, instead, is a sea composed of the tears of survivors and a passion for bringing hope.

Erik Tarverro is a skilled blacksmith, a better swordsman—and hated for his mixed aeradi parentage. Denied mastery of his craft in the human city he grew up in, he accepts a risky contract from a dangerous stranger. With new enemies at his heels, he leaps at the chance to join his father's people in the sky city of Newport. Despite his human blood, he finds his place among the aeradi: heir to an ancient noble family. But Erik's enemies will have blood, and the peace between his people and the Draconan dragon riders is like a powder keg. All it would take is one spark.

Mars is changing. Seemingly overnight the once "Red" planet is turning to gray. Something is happening, something unnatural. A team of, literally, rocket scientists figure out a way to send a probe, very fast, to Mars to determine how and why it is changing. However, when the probe is destroyed well short of the formerly red planet, it's apparent that Mars is being used as a staging ground. The only viable target for that staging ground is Earth.