Astronomers discover a huge, celestial object hurtling through space and after a space probe confirms that is not a natural object, send a space team to investigate.

"The Fated Sky looks forward to 1961, when mankind is well-established on the moon and looking forward to its next step: journeying to, and eventually colonizing, Mars. Of course the noted Lady Astronaut Elma York would like to go, but there's a lot riding on whoever the International Aerospace Coalition decides to send on this historic--but potentially very dangerous--mission? Could Elma really leave behind her husband and the chance to start a family...

Emmett accepts an interstellar space contract but learns en route that to win the promised fortune he and nine other recruits face a brutal competition, putting their very humanity at risk. The number of zeroes on the Babel Corporation's contract has Emmett Atwater boarding their lightship and hoping to return to Earth with enough money to take care of his family-- forever. But it turns out he's one of ten recruits, all of whom have troubled pasts...

Emmett Atwater and the other Genesis spaceship survivors are caught between Babel and the indigenous Adamite population when they are sent to extract nyxia, the most valuable material in the universe.

"Jun Ironway-hacker, con artist, and occasional thief-has gotten her hands on a piece of contraband that could set her up for life: proof that implicates the powerful Nightfoot family in a planet-wide genocide seventy-five years ago. The Nightfoots control the precious sevite that fuels interplanetary travel through three star systems. And someone is sure to pay handsomely for anything that could break their hold. Of course, anything valuable is also...

"A queer sci-fi novel about a marriage of convenience between a Mars politician and an Earth refugee. In the wake of an environmental catastrophe, January, once a principal in London's Royal Ballet, has become a refugee in Tharsis, the terraformed colony on Mars. There, January's life is dictated by his status as an Earthstronger-a person whose body is not adjusted to lower gravity and so poses a danger to those born on, or naturalized to, Mars. January's...

In the Retro Hugo Award–nominated novel that inspired the Syfy miniseries, alien invaders bring peace to Earth—at a grave price: “A first-rate tour de force” (The New York Times).
 
In the near future, enormous silver spaceships appear without warning over mankind’s largest cities. They belong to the Overlords, an alien race far superior to humanity in technological development. Their purpose...

"Shuos Jedao is awake ... and nothing is as he remembers. He's a teenager, a cadet--a nobody--in the body of an old man; a general in command of an elite force. And he's the most feared, and reviled, man in the galaxy. Jedao carries orders from Hexarch Nirai Kujen to re-conquer the fractured pieces of the hexarchate. But he has no memory of ever being a soldier, let alone a general, and the Kel soldiers under his command hate him for a massacre he...

"An ingeniously imagined, hilarious romp through time, space, and the human heart... The Ministry of Time asks: What does it mean to defy history, when history is living in your house?" -- In the near future, a civil servant is offered the salary of her dreams and is, shortly afterward, told what project she'll be working on. A recently established government ministry is gathering "expats" from across history to establish whether time travel is feasible--for...

When a nuclear holocaust ravages the United States, a thousand years of civilization are stripped away overnight, and tens of millions of people are killed instantly. But for one small town in Florida, miraculously spared, the struggle is just beginning, as men and women of all backgrounds join together to confront the darkness.