Joshua T. Calvert

Humanity's only colony in the distant Archimedes system is in turmoil... Contact with Earth has been lost for generations and mysterious waves of disappearing colonists have been shaking the five moons for decades. When suddenly a wormhole appears in the middle of the system, the Union Navy...

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...

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...

It’s our planet. But it’s their war.... On New Year's eve 2022, unknown flying objects appear over Europe and ignite an inferno of violence among themselves. Debris from one of the spacecraft falls on Athens, turning the city center into a smoking crater. The destroyed remnant of the...

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...

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...

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...

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...

In the eternal darkness of the moon, something is calling. 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...

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...

James, Hannah, and Wolf face their greatest challenge yet in the pulse-pounding conclusion to The Rift trilogy. 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...

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...

"Joshua T. Calvert has a gift for making nail-biting science fiction that you can't put down. Get ready for some sleepless nights!"—M. A. Rothman, USA Today bestselling author In Lake Maracaibo, in the northwestern part of Venezuela, a long-hidden extraterrestrial artifact underneath the ocean...

Book 4 of a new Military Science Fiction adventure from bestseller Joshua T. Calvert. Aliens, War, and a Captain who will stop at nothing to defend his people, this is Sci-Fi the way it's meant to be!...

The explosive finale of the thrilling duology! 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...

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...

Buried secrets. Faceless killers. And a relic that was never meant to be found. 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...

All the pieces are in place... It's time. Alexander Moreau, supervisor of Bismarck and head of the Human Corporation, and the mysterious Neuromorph ask for the final game—a game Pascal Takahashi is only too happy to play. But this game no longer follows any rules, and the stakes are higher...

Contains all three books in The Stolen Future series. The Signal A mysterious signal. A start-up that wants to change the world. A future that no longer belongs to us. When a stranger with a high-tech implant is found in the remote Finnish wilderness, neurosurgeon Bill and his computer scientist...

From the darkness of space, a global killer asteroid is on a collision course. Will the world's turmoil destroy mankind before it arrives? 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...