Space Science

In Cosmos, the late astronomer Carl Sagan cast his gaze over the magnificent mystery of the Universe and made it accessible to millions of people around the world. Now in this stunning sequel, Carl Sagan completes his revolutionary journey through space and time.

A Princess of Mars was the first book by Edgar Rice Burroughs to feature the character John Carter. It led to an 11-book series featuring his adventures and became the basis for the 2012 movie. Carter is a war-weary former military captain during the Civil War who is inexplicably transported to Mars. He quickly (and reluctantly) becomes embroiled in a conflict of epic proportions among the inhabitants of the planet.

Tower 7 has gone completely dark, and security androids are killing civilians. No one knows what has become of the tower's 520,000 residents or who is responsible for the mysterious assault, but the priority of the mission is clear. Tycho and Gabriel must breach the tower, investigate the missing civilians, and locate the one responsible…all while trying to stay alive.

While the crew of the starship Flying Dutchman have been trying to assure that hostile aliens do not have access to Earth, the UN Expeditionary Force has been stranded on the planet they nicknamed "Paradise". The Flying Dutchman is headed back out on another mission, and the UN wants the ship to find out the status of the humans on Paradise. But Colonel Joe Bishop warns that they might not like what they find, and they can't do anything about it without endangering Earth.

Can they trust each other enough to survive the dangers that confront them? Magnus and Kaitlyn try to begin their life together but there are dangerous forces that must be reckoned with. A time-journeying vessel that they can't seem to control. And a long history that stands between them. Magnus has found love and a home in 2017 - but what happens to Kaitlyn if she travels to 1702?

In the past, humans were the dominant star-traveling species in the universe—until the Chapalil came, conquered, and absorbed the Earth into their intergalactic empire. One of the only humans ever granted nobility by the Chapalil, Charles Soerenson once led a failed rebellion against the alien overlords. Now his sister, Terese, has abandoned her homeworld, impelled by a broken heart to seek a new life among the worlds her brother rules. On Rhui, a planet off-limits to interstellar voyagers, Tess stumbles upon a dangerous Chapalil conspiracy.

The elite crew of the pirate ship UNS Flying Dutchman had a simple mission: determining whether the Thuranin are sending another starship to Earth. Along the way, they became sidetracked by securing a future for the UNEF troops on the planet Paradise. When asked whether Earth was now safe, their ancient alien AI responded "Not so much"...now they have to deal with the consequences.

Soldiers of the Terran Armor Corps wage war across the stars. Wired into mechanized battle suits, they fight the terrifying battles which must be won, no matter the cost. Their deeds are legend, their reputation feared by the enemies of Earth and her allies, but how the Corps forges young men and women into mighty warriors is shrouded by mystery. Roland Shaw lost his parents to war, he volunteers for the Armor Corps to honor their memory and discover just how far he can push himself.

On the lost colony planet of Croatoan, the job of the police force is to keep the peace, even if it means turning a blind eye to all varieties of crimes. DCI Lutero Cade knows how to play the game – but when it comes to murder, he is more than willing to rock the boat. Now, with a serial killer on the loose, Cade knows he’s about to do a whole lot of boat rocking.

Max Tyco is a truck driver on the road more days than he's home. Events are about to transpire that will lead this everyday Joe on an adventure of a lifetime. Things like traveling through space, starships, alien monsters, and blasters have all been daydreams...until now. The Rowki is a fraternity of intergalactic guardians tasked with keeping the balance between the light and the darkness. A call for help from the oldest galaxy in the universe and the central planet in that galaxy will uncover an ancient secret that could mean the end of the universe as we know it.

Light years from home, an off-the-books corporate mission beyond the boundary goes horribly wrong, and the crew’s starship crashes onto an alien world that shouldn’t exist. To make matters worse, they trigger an ominous light that appears in the sky, and provoke the native wildlife. Though saved from disaster, the survivors learn they’ve moved out of the frying pan and into the fire.

Humanity has been banished to a distant star. Left to fight over resources rationed to them by mysterious machine-overlords known as Wardens. Commander Rylan Holt labors against inter-colony arms trafficking when an informant gives him horrific news. The ruthless cartel boss, Lilith, has stockpiled outlawed weapons of mass destruction. Worse, she claims to have permission from the Wardens to unleash them upon the system.

John Perry did two things on his 75th birthday. First he visited his wife's grave. Then he joined the army. The good news is that humanity finally made it into interstellar space. The bad news is that planets fit to live on are scarce—and alien races willing to fight us for them are common. So: we fight. To defend Earth, and to stake our own claim to planetary real estate. Far from Earth, the war has been going on for decades: brutal, bloody, unyielding. Earth itself is a backwater.

Instead of moving on to the afterlife, Watkins wakes up as something different. He has been reborn as the core of a war-ravaged starship and must work to repair his vessel if he wants to find his way home. Threats to his new existence abound, both in the darkness of space, and lurking aboard the ruined hulk of the ship he now commands. Despite the danger, Captain Watkins has a lifetime of naval service experience to call upon. With the help of his system adjunct, they must rebuild and prepare their vessel for the battles to come.

Ada Lamarr may have gotten to the spaceship wreck first, but looter’s rights won’t get her far when she’s got a hole in the side of her ship and her spacesuit is almost out of air. Fortunately for her, help arrives in the form of a government salvage crew—and while they rescue her from certain death, they are not pleased to have an unexpected passenger along on their classified mission. But Ada doesn’t care—all that matters to her is enjoying their fine food and sweet, sweet oxygen—until Rian White, the government agent in charge, starts to suspect that there’s more to Ada than meets the eye.

Hadrian Marlowe is trapped. For nearly a century, he has been a guest of the Emperor, forced into the role of advisor, a prisoner of his own legend. But the war is changing. Mankind is losing. The Cielcin are spilling into human space from the fringes, picking their targets with cunning precision. The Great Prince Syriani Dorayaica is uniting their clans, forging them into an army and threat the likes of which mankind has never seen.

Gaining intel that a high-value target is aboard a luxury starliner, REC-Team Pelican hightails it to intercept. Dropping in system, they arrive to find the starliner crashed, enemy combatants swarming the vessel, and thousands of people in need of rescue from the ocean swallowing the ship. And while the REC-team works to avoid dangers at sea, their enemies close in for the kill. Can the team accomplish their mission and save the passengers? Or will their creed to bring the heartbeats home take a back seat to finally exposing the cabal that forced them into hiding?

After saving the world many times, the Merry Band of Pirates have accepted the inevitable: Earth is doomed. All they can do is try to bring a few thousand people to safety, before vicious aliens arrive to destroy humanity's home world. No. There is one other thing they can do: hit the enemy so hard that the aliens will regret they ever heard of humans.

Winner of the Hugo, Nebula, and Arthur C. Clarke Awards: This record-breaking novel follows a warship trapped in a human body on a quest for revenge. A must read for fans of Ursula K. Le Guin and James S. A. Corey. "There are few who write science fiction like Ann Leckie can. There are few who...

When the Quint Confederacy and the Kos Empire went to war - again - Queen Samara wisely kept her Rogue Coalition out of the conflict. But staying neutral in a galactic war doesn't pay the bills, not when both sides refuse to trade with neutral sectors. With her people on the brink of starvation, Samara hatches a daring plan to snatch the kidnapped Kos Emperor from the Quint mercenaries holding him.