The vital foodstuffs supplied by its Martian colony are being poisoned. Working in secret, the ruling Council of Science sends David Starr, its youngest member, to the Martian farmlands to discover the truth behind the murders...

    They kept the Target under intense surveillance for decades, letting the public believe they were exploring the solar system, while they worked feverishly to refine the technology needed to reach it. The ship itself remained silent, drifting. Dr. Jane Holloway is content documenting nearly-extinct languages and had never contemplated becoming an astronaut. But when NASA recruits her to join a team of military scientists for an expedition to the Target, it’s an adventure she can’t refuse. The ship isn’t vacant, as they presumed. A disembodied voice rumbles inside Jane’s head, "You are home." Jane fights the growing doubts of her colleagues as she attempts to decipher what the alien wants from her. As the derelict ship devolves into chaos and the crew gets cut off from their escape route, Jane must decide if she can trust the alien’s help to survive.

    What is it? Who came there to build it?The secret lies, perhaps, in the chaotic decades of the Martian Revolution, in the lost memories of those who have lived for centuries.

    A spaceship that vanished years ago has been found, along with the bodies of its murdered crew—save one. Peter’s mission is to find the missing crew member, who fled through what appears to be a tear in the fabric of space. Beyond this mysterious doorway lies an even more confounding reality: a world that seems to be Earth’s twin.Peter discovers that this mirrored world is indeed different from his home, and far more dangerous. Cut off from all support, and with only days to complete his operation, Peter must track his quarry alone on an alien world. But he’s unprepared for what awaits on the planet’s surface, where his skills will be put to the ultimate test—and everything he knows about the universe will be challenged in ways he never could have imagined.

    The title is a play on words, one meaning "the force which pulls" & the other being "extremely serious or important". It was serialized in Astounding Science Fiction, 4–7/53. Its 1st cloth publication was in '54. It was 1st published in paper in '58. Along with the novel itself, many editions (& most recent editions) of the book also include Whirligig World, an essay on creating the planet Mesklin that was published in the 6/53 Astounding. He published two sequels, a '70 novel called Star Light & a '73 short story called Lecture Demonstration. Mission of Gravity was nominated for a Retro Hugo Award for '54.For a profit & adventure Barlennan would sail thousands of miles across uncharted waters, into regions where gravity played strange tricks. He'd dare the perils of strange tribes & stranger creatures--even dicker with those aliens from beyond the skies, though the concept of another world was unknown to the inhabitants of the planet of Mesklin. But in spite of the incredible technology of the strangers & without regard for their enormous size, Barlennan had the notion of turning the deal to an unsuspected advantage for himself--a considerable enterprise for a being very much resembling a 15" caterpillar!

    Each section has a different atmosphere and habitat to cater for the many different species.. all the problems of the staff and patients are in this book.. how to design a spacesuit for a surgeon with eight legs?

    It is a deed that rivals the terrifying power of the Death Star, the long-destroyed weapon of the defeated Empire. But where did it happen? And how? And why? Then death comes to Coruscant itself. As Leia, head of the New Republic, prepares to address the Senate, a massive explosion rocks the meeting hall, decimating the Senate's ranks. Leia survives and recovers, only to be faced with calls to resign from office. Even worse, some of the Senators lay the blame for the attack on Han Solo.As Leia works desperately to clear Han's name, Han and Chewbacca journey to the lawless asteroids of Smuggler's Run to track down rumors of a secret plot against the New Republic. And Luke goes in search of Brakiss, a former Jedi student who has turned his considerable talents to the dark side of the Force and might well have been involved in the unexplained deaths of millions that so disturbed Luke and Leia.But Brakiss is only a small part of the carnage taking place on Coruscant and elsewhere. Luke is being stalked by a master of the dark side who is determined to rule as the next Emperor. Luke, Leia, and Leia's Jedi children are targeted to die. Then billions will follow, in a holocaust unequaled in galactic history.

    This reborn civilization is one in which every individual is incorporated at birth, and spends many years trying to attain control over his or her own life by getting a majority of his or her own shares. Life extension has made life very long indeed.Now the incredible has happened: a billionaire businessman from our time, frozen in secret in the early twenty-first century, is discovered and resurrected, given health and a vigorous younger body. Justin Cord is the only unincorporated man in the world, a true stranger in this strange land. Justin survived because he is tough and smart. He cannot accept only part ownership of himself, even if that places him in conflict with a civilization that extends outside the solar system to the Oort Cloud.  People will be arguing about this novel and this world for decades.

    Daniel, a teen runaway-turned-paparazzi out for his big break, witnesses the first shot hit Suyana, and before he can think about it, he jumps into the fray, telling himself it's not altruism, it's the scoop. Just like that, Suyana and Daniel are now in the game of Faces. And if they lose, they'll die.

    Hundreds of colonized planets scattered across the galaxy host a multitude of prosperous and wildly diverse cultures. Genetic engineering has pushed evolution far beyond nature's boundaries, defeating disease and producing extraordinary spaceborn creatures. Huge fleets of sentient trader starships thrive on the wealth created by the industrialization of entire star systems. And throughout inhabited space the Confederation Navy keeps the peace. A true golden age is within our grasp.But now something has gone catastrophically wrong. On a primitive colony planet a renegade criminal's chance encounter with an utterly alien entity unleashes the most primal of all our fears. An extinct race which inhabited the galaxy aeons ago called it "The Reality Dysfunction." It is the nightmare which has prowled beside us since the beginning of history.

    Spock's mother, Amanda Grayson, is dying, and Spock returns to the planet Vulcan where he and Sarek enjoy a rare moment of rapprochement. But just as his wife's illness grows worse, duty calls Sarek away—once again sowing seeds of conflict between father and son. Yet soon, Sarek and Spock must put aside their differences and work together to foil a far-reaching plot to destroy the Federation—a plot that Sarek has seen in the making for nearly his entire career. The epic story will take the crew of the U.S.S. Enterprise™ to the heart of the Klingon Empire, where Captain Kirk's last surviving relative has become a pawn in a battle to divide the Federation... and conquer it. With Sarek's help, the crew of the Starship Enterprise™ learns that all is not as it seems. Before they can prevent the Federation's destruction, they must see the face of their hidden enemy—an enemy more insidious and more dangerous than any they have faced before...

    But when she learned the truth about the war the Confederation was fighting, she left the military for good.But Torin couldn’t walk away from preserving and protecting everything the Confederation represented. Instead, she drew together an elite corps of friends and allies to take on covert missions that the Justice Department and the Corps could not—or would not—officially touch. Torin just hoped the one they were about to embark on wouldn’t be the death of them.Ancient H’san grave goods are showing up on the black market—grave goods from just before the formation of the Confederation, when the H’san gave up war and buried their planet-destroying weapons…as grave goods for the death of war. Someone is searching for these weapons and they’re very close to finding them. As the Elder Races have turned away from war, those searchers can only be members of the Younger Races.Fortunately, only the Corps Intelligence Service has this information. Unfortunately, they can do nothing about it—bound by laws of full disclosure, their every move is monitored.Though Torin Kerr and her team are no longer a part of the military, the six of them tackling the H’san defenses and the lethally armed grave robbers are the only chance the Confederation has. The only chance to avoid millions more dead.But the more Torin learns about the relationship between the Elder Races and the Younger, the more she begins to fear war might be an unavoidable result.

    It all depended on the survival of the last of the entities known as Calebians.But the Caleban was dying - subjected to systematic torture by the richest, most wicked woman in the Galaxy. Unless she could be stopped, the end was only a few days away, or hours - or even minutes!

    We are indeed hunted." Anakin Skywalker, Jedi Knight, is just a memory. Darth Vader, newly anointed Sith Lord, is ascendant. The Emperor's chosen apprentice has swiftly proven his loyalty to the dark side. Still, the history of the Sith Order is one of duplicity, betrayal, and acolytes violently usurping their Masters—and the truest measure of Vader's allegiance has yet to be taken. Until now. On Ryloth, a planet crucial to the growing Empire as a source of slave labor and the narcotic known as "spice," an aggressive resistance movement has arisen, led by Cham Syndulla, an idealistic freedom fighter, and Isval, a vengeful former slave. But Emperor Palpatine means to control the embattled world and its precious resources—by political power or firepower—and he will be neither intimidated nor denied. Accompanied by his merciless disciple, Darth Vader, he sets out on a rare personal mission to ensure that his will is done. For Syndulla and Isval, it's the opportunity to strike at the very heart of the ruthless dictatorship sweeping the galaxy. For the Emperor and Darth Vader, Ryloth becomes more than just a matter of putting down an insurrection: When an ambush sends them crashing to the planet's surface, where inhospitable terrain and an army of resistance fighters await them, they will find their relationship tested as never before. With only their lightsabers, the dark side of the Force, and each other to depend on, the two Sith must decide if the brutal bond they share will make them victorious allies or lethal adversaries.

    But in deep space, he found only darkness and isolation. Then on planet LV178, he and his fellow miners discovered a storm-scoured, sand-blasted hell - and trimonite, the hardest material known to man.When a shuttle crashed into the mining ship Marion, the miners learn that there was more than trimonite deep in the caverns. There was evil, hibernating - and waiting for suitable prey.Hoop and his associates uncover a nest of Xenomorphs, and hell takes on new meaning. Quickly they discover that their only hope lies with the unlikeliest of saviors...Ellen Ripley, the last human survivor of the salvage ship Nostromo.