Joshua T. Calvert

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?

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?

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.

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....

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....

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

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....

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

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.

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.

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....

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....

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 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....

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.

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.

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....

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

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....

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.