Joshua T. Calvert

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.

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...

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?

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....

Sol has fallen, but the fight continues to rage. Oberon stayed behind, nothing more than a ghost on a radar screen, watching as the Clicks increase their presence on planet Earth. What's going on with the humans left behind? No one knows. Humanity's fleet admiral has survived! And he's issuing...

Humanity's endless war and a crew of outcasts on a decommissioned warship who could change the future. First contact with the alien "Clicks" led to a generations' long war. The Terran Federation still knows very little about the enemy. Captain Konrad Bradley commands the decommissioned...

At the dawn of 2026, twenty passenger jets crash across the U.S. within minutes. Japan goes dark. Europe's banking systems freeze. And that's just the opening move.

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...

The situation on Earth is coming to a head; while the infestation was brutally contained in Siberia, it has spread uncontrollably in Los Angeles. Jenna wants to prevent the spore from causing even worse damage at all costs and tightens the noose around the Initiative.

Los Angeles lies in ruins. While the city is sealed off to contain an unknown contamination, the survivors battle strange anomalies under the toxic dust cloud. Among the survivors are Lee and Branson.

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.

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

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....

Book 3 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...

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

A mysterious signal. A start-up that wants to change the world. A future that no longer belongs to us. Contains all three books in The Stolen Future series.

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....

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.

In Lake Maracaibo, in the northwestern part of Venezuela, a long-hidden extraterrestrial artifact underneath the ocean floor triggers a disaster....

194 passengers. 24 hours. No memories. One deadly countdown.