The legendary Reaper, Darrow, to defend Mars from a bloodthirsty would-be conqueror, begins his long voyage home, an interplanetary adventure where old friends will reunite, new alliances will be forged, and rivals will clash on the battlefield.

The Trojan War rages at the foot of Olympos Mons on Mars — observed and influenced from on high by Zeus and his immortal family — and twenty-first-century professor Thomas Hockenberry is there to play a role in the insidious private wars of vengeful gods and goddesses. On Earth, a small band of the few remaining humans pursues a lost past and devastating truth — as four sentient machines depart from Jovian space to investigate,

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"Six days ago, astronaut Mark Watney became one of the first people to walk on Mars. Now, he's sure he'll be the first person to die there. After a dust storm nearly kills him and forces his crew to evacuate while thinking him dead, Mark finds himself stranded and completely alone with no way to even signal Earth that he's alive--and even if he could get word out, his supplies would be gone long before a rescue could arrive. Chances are, though, he...

Darrow is a Red, a member of the lowest caste in the color-coded society of the future. Like his fellow Reds, he works all day, believing that he and his people are making the surface of Mars livable for future generations. Yet he spends his life willingly, knowing that his blood and sweat will one day result in a better world for his children. But Darrow and his kind have been betrayed. Soon he discovers that humanity reached the surface generations...

While waiting to leave Mars before it burns up just like the Earth before it, Liam and his friend Phoebe discover some facts about time and space and realize that the human race is just one of the races trying to survive in space.

"Seis días atrás, el astronauta Mark Watney se convirtió en uno de los primeros hombres en caminar por la superficie de Marte. Ahora está seguro de que será el primer hombre en morir allí. La tripulación de la nave en que viajaba se ve obligada a evacuar el planeta a causa de una tormenta de polvo, dejando atrás a Mark tras darlo por muerto. Pero él está vivo, y atrapado a millones de kilómetros de cualquier ser humano, sin posibilidad...

Returning to Earth after escaping the Martian colony, Mars Patel and his friends, along with genius billionaire Oliver Pruitt, discover that all the adults have mysteriously vanished and, as tensions rise and new mysteries are revealed, must somehow discover the truth.

"Clementine Chang moves from Earth to Mars for a new start and is lucky enough to land her dream job with Dr. Marcella Lin, an Artificial Intelligence pioneer. On her first day of work, Clem meets Dr. Lin's assistant, a humanoid AI named Kye. Clem is no stranger to robots--she built herself a cute moth-shaped companion named SENA. Still, there's something about Kye that feels almost too human. When Clem and Kye begin to collaborate, their chemistry...

"Come with Max as he takes off on his next exciting science adventure, this time joining astronauts on the first human mission to Mars. Equipped with a specially designed spacesuit, Max sniffs for signs of microscopic life. Will he find any? Read the exciting story to find out, and to learn how his trip to Mars helps his young friend Tori reflect on the beauty and fragility of our own planet Earth. Max Goes to Mars is more than just a fun story. Educationally...