Joshua T. Calvert

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.

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.

When the solar flare took out the world's power… nobody could explain why the street lights still glowed in Jakarta. Was it a signal from space?

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

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....

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. 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 extraterrestrial object in our solar system?

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.

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....

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.

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 might have played.

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.

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....

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.

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....

For generations, we colonized worlds, and the human race spread throughout the galaxy. One discovery could end it all.

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....

When a stranger with a high-tech implant is found in the remote Finnish wilderness, neurosurgeon Bill and his computer scientist friend Steve see an opportunity. But they don't know what powers they're up against....

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....