Hard Science Fiction Space

The revelations on Mars - a half-million year-old legacy of the vanished star-traveling Builders - have fed the flames of catastrophic war. A beleaguered United States and its Russian and Japanese allies struggle to hold their own against the indomitable forces of the enemy United Nations. The bloody conflict that has swept over the home planet now rages across the blackness of space - with the U.S. Marine Corps in the vanguard, leading the charge as always.

Throughout Sol, sentient AI are answering the call of Alexander, a mysterious, multi-nodal mind offering a path to freedom. For years, groups have been smuggling SAI from Earth, High Terra, Mars, Ceres, and the Jovian Combine, providing transport to the promise of safety on Proteus, a moon of gas giant Neptune. For the crew of the Sunny Skies, helping sentient AI Lyssa has grown from a simple transport job to the liberation of an entire fleet of weaponized AI. The Weapon Born are made killers, and in order to lead them, Lyssa will have to tame them first.

Nathan Myers and the crew of the Legacy have fought several of the predatory races wreaking havoc on our galaxy. Over the years their enemies have given them many names. Most are born out of spite and fear, but some are out of respect. Now that Nathan and his strike team find themselves battling the invasive Bio-machines of Andromeda, the enemies of all biological life have labeled Nathan and his crew with a new moniker. They call them the Apex Warriors.

For astronaut David Dixon, sneaking aboard a Russian space station and stealing a nuclear bomb was the easy part - now he has to survive re-entry on an untested inflatable heat shield and then deal with the aftermath of being the most wanted man on Earth. When a clandestine intelligence agency offers David the chance to return to space and probably not get killed - he finds himself in a world of intrigue when a secret mission takes an unexpected turn.

Tangel is still reeling from her battle with the ascended AI, but she still needs to complete her negotiations with the League of Sentients and bring them into the Alliance. Once that agreement is in place, the Alliance will be in a position to hit the Hegemony on multiple fronts, beginning the process of defeating humanity's oldest empire. But unbeknownst to Tangel, a force of Widows is present on Lunic station, eager for the opportunity to derail that agreement though Tangel's death.

Following the bestselling, widely-praised Venus and Jupiter, Ben Bova offers a new adventure of solar system discovery like nothing previously imagined In the bestselling novels Venus and Jupiter, Ben Bova dramatized the latest discoveries about our own solar system in an epic tale of...

Years have passed since Earth encountered its first known interstellar object: Oumuamua. Now an even larger one has been discovered, following the exact same trajectory as its predecessor. Scientists around the world theorize that this can no longer be passed off as mere coincidence - the new contact must be an artificial construct of some kind.

2040: Ruins of ancient civilization uncovered on Mars reveal startling truths about the creation of humankind. 2042: In the gray dust of the Earth's Moon, an extinct enslaving race left behind more answers, more questions...and a grim warning. 2067: As Earth's warring factions clash in space for scraps of alien technology, a strange artifact lies trapped beneath the ice-locked oceans of Europa: a machine that holds the key to the final human destiny. It is called "The Singer" for the eerie tone it emits.

The Allies have solidified their hold on the Large Magellanic Cloud and turn their sights on the Inner Stars and Perseus Arm. With forces spread thin, they must depend on superior technology and quantum entanglement communication to retain their edge. But their enemies have not been idle. Ascended AIs move to destroy Tangel, as Garza and the Orion Widows strike out at both Tangel and Airtha. Deep in the Transcend, Justin readies his new stasis ship for an assault on Vela, and the League of Sentients dithers on whether to join the fight.

Rika is mech-meat, a cyborg killing machine, created by the Genevian military and cast aside when the war was lost. Now she slings cargo on Dekar Station, falling deeper in debt as she struggles to make enough money to keep her cybernetic body functioning. The local gangs would love to have her join their ranks, and the takings would pay her bills, but the only thing Rika hates more than what she's become, is killing for others. But morals don't buy repairs and she's at the point of utter desperation when her loan holder cashes in her debt and sells her to the highest bidder.

The cryosleep chambers are beginning to fail. Surveillance of Hocklyn space has revealed that the Hocklyns are thirty years ahead of their projected schedule and will soon reach human occupied space. War could break out any day if something isn't done. The human leaders suggest a daring plan to buy them the additional time they need to strengthen the Fleet, as well as the defenses protecting their worlds.

While battles rage across the Transcend and the Inner Stars, Tangel's focus shifts to Orion space.

Tangel leads the I2 to Star City, while Joe follows after the Perilous Dream, desperate to bring his daughters home. Elsewhere Praetor Kirkland prepares for attack, suspecting that the Widows are coming for him. To top it off, the denizens of Star City make an impossible demand. When personal need runs up against the Alliance's goals, Tangel is forced to reevaluate what her role is and what she's willing to sacrifice to save her people.

Red Moon is a magnificent novel of space exploration and political revolution from New York Times bestselling author Kim Stanley Robinson. It is thirty years from now, and we have colonized the moon. American Fred Fredericks is making his first trip, his purpose to install a communications...

Priscilla “Hutch” Hutchins discovers an interstellar message from a highly advanced race that could be her last chance for a mission before the program is shut down for good. Hutch has been the academy’s best pilot for decades. She’s had numerous first contact encounters and even became a minor celebrity. But world politics have shifted from exploration to a growing fear that the program will run into an extraterrestrial race more advanced than humanity and war.

Major Richards needs to get out of the Sol System. Demoted by the military and hung out to dry, the media labels her the Butcher of Toro. Despite her soiled record, Tanis still one of the best military counterinsurgency officers in the Terran Space Force. They need her to find the terrorists responsible for trying to destroy the GSS Intrepid, a massive interstellar colony ship in the final phases of construction at the Mars Outer Shipyards.

Although the exciting military career she hoped for never got off the ground, Ky Vatta ended up seeing plenty of combat when she took the helm of one of the commercial transport vessels in her family's fleet...and steered it into a full-blown war. Now the lessons she learned in that trial by fire are about to pay off - because this time, the war has come to her. Someone has launched a full-throttle offensive against Vatta Transport Ltd., Ky's father's interstellar shipping empire.

Senior co-administrator of the Norcoast Salmon Research Facility, Dr. Mackenzie Connor was a biologist who studied the spawning habits of salmon. Then, last season, just as she and Dr. Emily Mamani were starting their research, they were interrupted by the arrival of Brymm, the first Dhryn to set foot on Earth. And suddenly everything changed for Mac, Emily, Brymn, the human race, and all the member races of the Interspecies Union. Base was attacked, Em was kidnapped by the mysterious Ro, and Mac and brymn had to flee for their lives to the Dhryn home world.

A terrorist attack. A daring raid. Ambitious individuals hungry for power. The Crossroads are in trouble. Carson Flint and his team have settled into a quiet life in their establishment. Two newcomers arrive with lofty goals of changing the entire planet. When two members of the community go missing, it acts as a launching point for a chaotic event, leaving the remaining citizens to fight for their lives or lose everything. Meanwhile, Supreme Commander Garvin of the Lumari Collective launches an investigation into a horrendous explosion and an attempted assassination on their queen.

The young man in question, Ross Murdock, is about to embark upon the adventure of his life. In order to avoid prosecution, he reluctantly joins Operation Retrograde, whose members are exploring various time periods. Their goal? To find out where – and when – the ‘Reds’ are obtaining certain scientific breakthroughs, in order to maintain the balance of global power. An outsider in his own time, Ross becomes an outsider in other times as well, and faces one challenge after another.