Earth Space Science

A new generation comes of age 18 years after humanity arrived on the colony planet Gaia. Now threats from both within and outside their Trident threaten everything they've built. The discovery of an alien installation inside Gaia's moon, terrorist attacks and the kidnap of a man's daughter stretch the community to breaking point, but only two men stand a chance of solving all three mysteries before the makeshift planetary government shuts everything down.

The people of planet Earth have suffered the tides of war for six long years, but it's not their war. Earth is the battleground for the thousand-year conflict between the invading Hahnshin and the Godan warriors of the Galactic Confederation. Mira Donazetto's only concern is for her family's survival, so when she's offered work as a translator for the Godan, she jumps at the chance and right into the arms of the new First Commander, Roark.

A signal has been picked up from Earth. The planet was supposed to be uninhabitable. But it seems there are survivors down there - with supplies, shelter, and running water. Perhaps there could be a future for humanity on Earth after all. Riley Hale will find out soon enough. She's stuck on a spaceship with the group of terrorists that is planning to brave the planet's atmosphere and crash-land on the surface. But when the reentry goes wrong, Riley ends up hundreds of miles from her companions, Prakesh and Carver.

Los Angeles, 1930s: Everyone knows that rockets are just toys, the stuff of cranks and pulp magazines. Nevertheless, an earnest engineering student named Frank Malina sets out to prove the doubters wrong. With the help of his friend Jack Parsons, a grandiose and occult-obsessed explosives enthusiast, Malina embarks on a journey that takes him from junk yards and desert lots to the heights of the military-industrial complex.

Opportunities there are few and far between...that is, unless you're willing to put on a uniform. For ace-pilot Deborah Allen Riker (aka “Admiral Dare”), life had never been easy. She's defended Earth against countless enemies, both alien and human alike. Now she's retired. Committed to a life of solitude and studying the aliens she spent a lifetime fighting...until she finds herself dragged into a new conflict. A conflict she never saw coming.

Dr. Rebecca Carter stood at the front of a crowded auditorium, the bright lights shining down on her as she addressed the audience. She spoke with conviction, her voice filled with intelligence and determination. "But we can't afford to ignore the evidence any longer," she argued, her eyes flashing with intensity. "These solar flares are unlike anything we've ever seen before. They're increasing in frequency and intensity, and if we don't act soon, Earth will be destroyed."

Videl Lai is dead and Tarizon's cataclysmic war is over, or so everyone thinks, until Tarizon's Intergalactic Fleet refuses to surrender. Then Videl Lai's adopted son, Evohn Cystrom masterminds the escape of Rupra Bruda, the father of the Purists movement. As the Fleet diviantly leaves it moon base on Clarion, Cystrom informs Chancelor Lorin Boskie that they plan to travel to Earth with the intent of its conquest.

For years, Earth's heroes fought united. They faced alien armies in war. They defended Earth as friends. As a fellowship. Now they break apart. Lailani de la Rosa, heroine of the Alien Wars, aligns herself with a new enemy. She rises to lead the scummers, a breed of human-alien hybrids.

We’re finally ready to take the war back to the Hedalt. But they’re coming for us first, and in force. Yet the Hedalt Armada, led by High Provost Kagan, is far from our only problem. I am Captain Taylor Ray. On the eve of war, a new commander threatens to derail everything that Commander Sarah Sonner and I have fought for. While Sonner becomes locked in an internal power struggle, my unique crew and I must go rogue and take out the source of the Hedalt’s supremacy - the mysterious Nexus.

In order to ensure he can feed his growing family and the family of his friends, Marcus must build the first blooddoll factory on Earth. Unfortunately, the living planet poses challenges. He's certain Earthlings would vehemently object to his plan to create humans for food, so he plans to hide his true intentions by opening a homeless shelter.

Shadow, Marcus, and their friends made it to Earth, but they still have a food problem. Earthling blood isn't palatable, and they only have a two-month supply of bloodbags. Marcus must find a way to distill Earthling blood and create a long-term food supply that will feed them and their growing vampire families while not alerting the humans to their presence.

With the return of 8-3-9-6, Kevin has to defeat the AI's master to free himself from their collective grasp. But to succeed, he first has to go against Myrianna, the tech sorceress who trained him. To make things worse, Kevin must achieve this task on his own since his friends have been imprisoned on Arcadia Prime. Meanwhile, the new Kregan Emperor, Xonax, is on his way to Earth with an entire armada determined to obliterate the human race. The clock is ticking, and the stakes are high. Everyone Kevin loves, as well as his entire planet, is in jeopardy. And there's no margin for error.

A desperate battle for Richmond is about to begin, but Colonel Taylor knows that the war cannot be won if the Alliance continues its current path. When the genius Milo Rivers offers hope, both Taylor and Major Sommers are dispatched to retrieve information and technology which could turn the war around. Yet, Taylor’s Marines are about to descend into a deadly trap, and they must fight not just for the future of Earth, but survive to see another day.

Living in the Fellowship meant fighting one space battle after another. Every civilization was aggressive, hostile, and impossible to live with in peace. A Welken task force stumbles upon a massive Myot ship building complex and every Welken warship is destroyed in the ensuing battle before they can warn the home world of the Myot's location. One escape pod manages to escape the battle and the Myot know it must be prevented from making it back to Welken territory.

Of all the natural disasters that could befall us, only an Earth impact by a large comet or asteroid has the potential to end civilization in a single blow. Yet these near-Earth objects also offer tantalizing clues to our solar system's origins, and someday could even serve as stepping-stones for space exploration. In this book, Donald Yeomans introduces listeners to the science of near-Earth objects - its history, applications, and ongoing quest to find near-Earth objects before they find us.

Earth is soon consumed by the invading alien armies as they land in their millions, and Mitch Taylor is the enemies' first target, knowing the danger he presents. Can Taylor escape his captors and rally those on Earth to fight back before it is too late, or will he fall alongside the rest of Earth’s defenders in a desperate last stand?

In Beyond Earth, the authors offer groundbreaking research and argue persuasively that not Mars but Titan - a moon of Saturn with a nitrogen atmosphere, a weather cycle, and an inexhaustible supply of cheap energy, where we will be able to fly like birds in the minimal gravitational field - offers the most realistic and thrilling prospect of life without support from Earth.

A rogue element within the military has stolen half the Exile Fleet and taken it to Neptune to protect the rich and powerful, drawing critical resources away from Admiral Walker on the front lines. The leader of the alien Telestines has recovered ancient devastating technologies to finally exterminate the human race. And a fanatical Telestine death cult is out for blood - both Human and their own. For them, all must die for all to ascend.

Silence Leigh has finally wangled a deal with the Hegemony to use their gear to help them find the lost star roads to Earth. This comes at a price, though, as the credit for this will go to the leader of the Hegemony's family, so that one of his relatives can inherit his position, given that he has no children.

In space, mutiny means death - that’s why Inspector General Park Yerim is taking her investigation so seriously. The alleged mutineer is Captain Nicolau Aames, whose command of the massive Earth-Mars vessel Aldrin has come under fire. The vast System Initiative says he disobeyed orders, but his crew swears he’s in the right. En route to Mars, Park gathers testimony from the Aldrin’s diverse crew, painting a complex picture of Aames’s character: his heroism, his failures, even his personal passions.