Consider Phlebas

For short-lived races like humans, space is dominated by the complicated, grandiose Mercatoria. To the Dwellers who may live billions of years, the galaxy consists of their gas-giant planets - the rest is debris. Fassin Taak is a Slow Seer privileged to work with the Dwellers of the gas-giant Nasqueron. His work consists of rummaging for data in their vast, disorganised memories and libraries. Unfortunately, without knowing it, he's come close to an ancient secret of unimaginable importance.

Sharrow was once the leader of a personality-attuned combat team in one of the sporadic little commercial wars in the civilisation based around the planet Golter. Now she is hunted by the Huhsz, a religious cult which believes that she is the last obstacle before the faith's apotheosis, and her only hope of escape is to find the last of the apocalyptically powerful Lazy Guns before the Huhsz find her.

Count Sessine is about to die for the very last time.... Chief Scientist Gadfium is about to receive the mysterious message she has been waiting for from the Plain of Sliding Stones.... And Bascule the Teller, in search of an ant, is about to enter the chaos of the crypt.... And everything is about to change.... For this is the time of the encroachment and, although the dimming sun still shines on the vast, towering walls of Serehfa Fastness, the end is close at hand.

AD 2204. An alien shipwreck is discovered on a planet at the very limits of human expansion - so Security Director Feriton Kayne selects a team to investigate. The ship’s sinister cargo not only raises bewildering questions but could also foreshadow humanity’s extinction. It will be up to the team to bring back answers, and the consequences of this voyage will change everything. Back on Earth, we can now make deserts bloom and extend lifespans indefinitely, so humanity seems invulnerable. We therefore welcomed the Olyix to Earth when they contacted us. But were the Olyix a blessing or a curse?

The Reality Dysfunction by Peter F. Hamilton is the first in Night's Dawn, a sweeping galactic trilogy from the master of space opera. In AD 2600 the human race is finally realizing its full potential. Hundreds of colonized planets across the galaxy host a multitude of wildly diverse cultures. Genetic engineering has pushed evolution far beyond nature's boundaries, defeating disease and producing extraordinary space-born creatures.

Adrian Tchaikovksy's critically acclaimed stand-alone novel Children of Time is the epic story of humanity's battle for survival on a terraformed planet. Who will inherit this new Earth? The last remnants of the human race left a dying Earth, desperate to find a new home among the stars. Following in the footsteps of their ancestors, they discover the greatest treasure of the past age - a world terraformed and prepared for human life. But all is not right in this new Eden.

A world that hangs suspended between triumph and catastrophe, between the dismantling of the Wall and the fall of the Twin Towers, frozen in the shadow of suicide terrorism and global financial collapse, such a world requires a firm hand and a guiding light. But does it need the Concern: an all-powerful organisation with a malevolent presiding genius, pervasive influence and numberless invisible operatives in possession of extraordinary powers?

Shortlisted for the Audiobook Download of the Year, 2007.
Here is the novel that will be forever considered a triumph of the imagination. Set on the desert planet Arrakis, Dune is the story of the boy Paul Atreides, who would become the mysterious man known as Maud'dib. He would avenge the traitorous plot against his noble family and would bring to fruition humankind's most ancient and unattainable dream.

When images of a lost civilization are 'dreamed' by a self-proclaimed prophet of the age, Nigel Sheldon, inventor of wormhole technology and creator of the Commonwealth society, is asked to investigate. Especially as the dreams seem to be coming from the Void - a mysterious area of living space monitored and controlled because of its hugely destructive capabilities.

Humanity has colonized the planets - interstellar travel is still beyond our reach, but the solar system has become a dense network of colonies. But there are tensions - the mineral-rich outer planets resent their dependence on Earth and Mars and the political and military clout they wield over the Belt and beyond. Now, when Captain Jim Holden's ice miner stumbles across a derelict, abandoned ship, he uncovers a secret that threatens to throw the entire system into war.

Nine hundred thousand years ago, something annihilated the Amarantin civilization just as it was on the verge of discovering space flight. Now one scientist, Dan Sylveste, will stop at nothing to solve the Amarantin riddle before ancient history repeats itself. With no other resources at his disposal, Sylveste forges a dangerous alliance with the cyborg crew of the starship Nostalgia for Infinity. But as he closes in on the secret, a killer closes in on him because the Amarantin were destroyed for a reason.

Britain's bestselling SF writer returns to outer space.In AD 2329, humanity has colonised over four hundred planets, all of them interlinked by wormholes. With Earth at its centre, the Intersolar Commonwealth now occupies a sphere of space approximately four hundred light years across. When an astronomer on the outermost world of Gralmond, observes a star 2000 light years distant - and then a neighbouring one - vanish, it is time for the Commonwealth to discover what happened to them.

In the twentieth century Earth sent probes, transmissions and welcoming messages to the stars. Unfortunately, someone noticed. The Galactics arrived with their battle fleet in 2052. Rather than being exterminated under a barrage of hell-burners, Earth joined their vast Empire. Swearing allegiance to our distant alien overlords wasn't the only requirement for survival. We also had to have something of value to trade, something that neighboring planets would pay their hard-earned credits to buy.

After thousands of years searching, humans stand on the verge of first contact with an alien race. There are two human groups: the Qeng Ho, a culture of free traders, and the Emergents, a ruthless society based on the technological enslavement of minds.The group that opens trade with the aliens will reap unimaginable riches.

On the world called Hyperion, beyond the law of the Hegemony of Man, there waits the creature called the Shrike. There are those who worship it. There are those who fear it. And there are those who have vowed to destroy it. In the Valley of the Time Tombs, where huge, brooding structures move backward through time, the Shrike waits for them all.