Showing results by author "Joshua T. Calvert" in All Categories

Dr. James Barron narrowly prevented a catastrophic interdimensional invasion in The Rift. But now he must deal with a myriad of threats as great as the one he overcame. Threats including growing rifts in the fabric of reality, anomalous superstorms, and conspiracies that just might span worlds. Most importantly, he must find a way to save a woman he can't get out of his head, Special Agent Hannah Walker, who vanished through a portal with a treacherous genius named Linus.

Deep beneath the Pyramid of the Sun, archaeologist Charles Bowen and his protege Marcus Brown uncover an artifact that rewrites history—and paints a target on their backs. Within hours, killers strike. Charles is dead. Marcus is on the run. Hunted by the GBI, shadowy operatives, and the Mexican authorities, Marcus must unravel the truth about the relic—and the secret it holds about his own past.

James and his team are stranded on Prime. Their way back is blocked, and they face a world taking its last breaths. Only a small area of forest seems to defy the radiation and storms, and its nature puzzles the explorers. But on the horizon, they see the remains of a city and gain new hope—until they find out what really happened on this dark planet.

In a grim future, astronomers discover the solar system’s long-theorized ninth planet, triggering an unprecedented space race, but not between countries. Instead, two mega corporations battle fiercely for primacy. Each wants to be the first to launch their probes into the darkness beyond Neptune.

When NASA's Sentinel I satellite detects an impossible reflection and a mysterious signal from Shackleton Crater, the world is thrown into chaos. The discovery points to one chilling truth: an alien artifact lies hidden beneath the lunar surface—and it wants to be found. As China scrambles to exploit the revelation, a new moon race ignites, pushing humanity to the brink.

Everything is different than expected. The mystical home of mankind is anything but the warm bosom of their ancestors, and the power is no longer with himanity. Pascal and Jeremy quickly realize that they didn't reach Earth for no reason, and that they are mere pieces on a chessboard. The real players are moving them back into position. The mission? Dangerous. The chances of success? Slim. Will they once again succeed in pulling their heads out of the noose and reshuffling the cards?

The transition through the experimental teleporter on Al'Antis was successful. James and his team have found the original teleporter of the elders. But what awaits them on the other side is not what they expected. They find the answers they so ardently desire, but none of them makes their future any easier. On the contrary, they suddenly find themselves facing a final great danger to their home planet that seemed unreachable: Earth. But the place where James, Mila, Mette, Adrian, Meeks, and Justus find themselves turns everything they have believed upside down—including time itself.

The day that changed Melody's life was like any other over the previous two years. She'd found she had a gift for writing, and her career as an author had almost healed the pain of losing her job. When the Secret Service rang her bell, everything changed. Something was nearing Saturn…and it was slowing down. Had she been right about the object?

Finally reunited on an advanced, alternate Earth where the mighty Roman Empire never died, James, Hannah, and Wolf now stand at the precipice of an interdimensional war threatening to obliterate everything they've fought to protect. As the fabric of existence continues to unravel, unleashing anomalous storms and creating rifts large enough for unstoppable warships to traverse, the trio must find a way to repel a superior force bent on conquest.

Cassandra 22007 continues to hold the world in its grip. After the destruction of large parts of Los Angeles, the remaining inhabitants fight for their survival. Among them are Lee Rifkin, who must not miss the most important rocket launch of his career, and Branson, who is confronted with a truth that will change his life forever.

Astronaut Lee Rifkin's life is about to change. NASA has done the math. The space object named Cassandra 22007 is not behaving as expected. He will lead a team on a cutting-edge ship to get a closer look. But another group wants to get there first. Who is this shadow organization that seems to be one step ahead of them? Agent Jenna Haynes works to put together the pieces that will pull the veil off those who seem to have known about Cassandra's arrival since long before NASA spotted it. What is their goal?

In Lake Maracaibo, in the northwestern part of Venezuela, a long-hidden extraterrestrial artifact underneath the ocean floor triggers a disaster. The United States military launches an expedition, sending a cutting-edge team of international researchers to the source of a magnetic instability that's destroying any electronics in the region.

It’s been 20 years since the first manned mission to Mars discovered a human fossil on the Red Planet. Now, the democracies of the West are buckling under a new crisis emerging from Russia: 10,000 liberated Builders, now fully grown and no longer protected by the UN, are forced to flee. One country is ready to receive the descendants of Xinth: the Special Administrative Region of South Africa, where a lone Builder, Hortat, is running for president. The situation is unprecedented and around the world is giving rise to as much distress as it is hope for a better future for humanity.

Book two in bestseller Joshua T. Calvert's next science fiction epic. A story of survival, invasion, and war that's perfect for fans of Jay Allan, Joshua Dalzelle, and S.M. Anderson.

But their allies have their own plans, and when the inevitable conflict between the conflicting forces occurs in Earth's orbit, Janus must decide where his loyalties lie. The enemy has long planned for this war to unfold, and Fleet Admiral Marquandt's connections reach into the deepest recesses of the Human Empire.

FBI geneticist Mason Brown and Danish Interpol agent Jonna Nielsen have just seventy-two hours to find the missing man they call The Immortal. He's on the run across Europe and his genetic material may be the most valuable commodity in human history. There's just one problem: Someone else wants him, too. As the time to find him dwindles, Mason and Jonna seem to be one step behind a wealthy man who will stop at nothing. If the tech billionaire finds him first, it could change the economic playing field for the entire world.

Humanity is on the run after the epic battle of Lagunia. Oberon becomes the predator. Find their kidnapped crewmates. End the alien incursion into the human hegemony. Too often the predator becomes the prey. With the enemies of humanity emboldened by their success, Oberon takes the fight all the way to Sol at the heart of the Terran Federation. Time is running out for Oberon. Time is running out for all humanity.

What if suddenly you could no longer see the sun? Or the stars? What if the world sank into darkness? Off the coast of Sulawesi, an Indonesian fisherman named Putra Buring Bule nets a strange object from the depths. A few days later, Earth falls into total darkness – an unknown phenomenon blocks out the sun and the starry sky, and the world descends into chaos.

On the International Space Station, an unthinkable disaster occurs. Was it an accident? ESA astronaut Thomas Ehrmann and NASA astronaut Patricia Michaels escape in a Soyuz capsule. The Russian authorities in Kazakhstan have questions and want to know what happened to the third member of the crew, Oleg Rashkin. They both refuse to talk. What are they hiding? Amina Young is a psychologist with the ESA. In her mid-thirties, she specialized in and advanced the field of psychological analysis of astronauts. If anyone can get to the facts about the incidents that happened on the mission, it's her.

In Los Angeles, Theodore and his team have no choice but to go into the lion’s den to learn the secrets that have not only destroyed their lives, but perhaps the lives of an entire generation. Their road leads to Cerberus. Can he, Jack, Ludwig, and Yuna Saki come back with the truth that Rhein Ruhr Industries is determined to keep buried? Once behind enemy lines, they uncover a plot that goes all the way to Ganymede and changes their objective to just one thing: survival.