検索キーワード： 著者 "Joshua T. Calvert" すべてのカテゴリー

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.

Betrayed by shadowy government forces, FBI agents Thor Dejeune and Maya Wilson are forced into hiding. Across the Atlantic, Marcus Brown is abducted and ordered to uncover a secret he never knew existed: What is the artifact—and why is half the world desperate to find it? Racing to follow his trail with the help of a mysterious ally, Thor and Maya close in, while in Washington, D.C., investigative journalist Michelle Nunez and rookie congressman Bob Greenwich dig into billions vanishing into covert government projects.

In the unforgiving silence of deep space, a lone astronaut awakens—disoriented, alone, and haunted by fractured memories. The cryostasis pod that saved her life now feels like a coffin. The rest of the crew? Gone—victims of mysterious malfunctions that ravaged the ship. Only a glitchy, well-meaning robot remains to keep her company.

In 2018, Canadian archaeologist Ron Jackson makes a mind-boggling discovery in Antarctica - right before disappearing without a trace, leaving behind only his controversial theory that humans have lived on Earth far, far longer than we think they have. Decades later, in 2042, when Jackson's wife dies under mysterious circumstances, an unlikely pair of investigators, Agatha Devenworth and Pano Hofer, begin investigating whether her death might be connected to Jackson's disappearance. 

For years, Filio Amorosa has had one goal, and only one goal: getting back to Mars. All that matters is finding out what happened on her mission there, and why she can’t remember any of it. But when she finally discovers the truth, it blows her whole world apart. Meanwhile, on Earth, Agatha Devenworth and Pano Hofer have a new mission: Travel from the Human Foundation’s secret underground base to New York to uncover what the enemy is plotting. 

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...

This visionary portrait of a technology-dominated near future from the author of The Object asks: Is humanity engineering its own extinction? By the end of the twenty-first century, cities are surrounded by rising oceans and society has fractured beyond repair. Half the population thrives...

A high-concept, high-stakes thriller that will leave you questioning the nature of reality, and what it really means to be awake, perfect for fans of Dan Brown and James Rollins. Three impossible objects with the mass of neutron stars are hurtling toward Earth. Will they shatter reality as we...

A coming interdimensional war. A race against time. A thrill ride like no other. Multimillion-copy bestselling authors Douglas E. Richards and Joshua T. Calvert team up for the first time to deliver an explosive, high-stakes science-fiction thriller, one that will leave you breathless. Deep in...

Deep space holds secrets… …and one astronomer for NASA has found a big one. But it's not what she thinks. Dr. Melody Adams, a physicist at the Gemini North Observatory, was studying Pluto in the telescope data, and it struck her as odd. The numbers didn't make sense. Could there be an...

A desperate race to revive an alien buried on an icy moon. A fringe cult tuned into signals from the stars. And two extraordinary women willing to risk everything to forge humanity’s destiny. The second and final entry in the electrifying series from multimillion-copy international bestselling...

From multimillion-copy bestselling authors Douglas E. Richards and Joshua T. Calvert comes a high-stakes science fiction thriller about a neuropsychiatrist investigating an epidemic of mass suicides and NASA astronauts uncovering an impossible secret beneath the ice of Jupiter’s moon Europa...

194 passengers. 24 hours. No memories. One deadly countdown. Dr. Joshua Hammond wakes up on a flight with no idea who he is—only a glowing green implant ticking down from 24 hours. Everyone on board has lost their memory. Everyone has the same timer. When the plane lands in a ghost city and...

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.

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.

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.

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?

Andal has fallen, engulfed by the Never, and torn from the galaxy. Gavin and his crew of rebels have escaped the mysterious stealth ship and are stranded on an alien world, while Janus Darishma tries to figure out what happened on the edge of the Empire and what part Fleet Admiral Marquandt...

For generations, we colonized worlds, and the human race spread throughout the galaxy. One discovery could end it all. They called the ship Lady Vengence, and her Captain, Gavin Andal, was young, a bit arrogant, and the perfect fit for a bunch of misfits more interested in shore leave than work. Nobody was interested in being a hero. Sometimes there's no choice.

Captain Konrad Bradley commands the decommissioned battleship Oberon, the last remaining Titan of the fleet. Mocked as a flying museum-too expensive, too cumbersome, too old-Bradley and his crew of outcasts from a long-vanished colony lead a dull life on the farthest edge of human hegemony. Bradley's hope to go quietly into the night ends with the arrival of the legendary Strike Group 2 and the delivery of a secret so great it could end the war. That's why Lagunia was chosen for its construction.