Genesis, by Poul Anderson

A billion years after astronaut Christian Brannock was uploaded into an artificial intelligence immortality, he's sent home to Earth to investigate strange developments on his former home planet. (Tor Books, $23.95 hardcover)

The Ascendant Sun, by Catherine Asaro

Having finally escaped from the woman-ruled world of Coba seen in The Last Hawk, Skolian Empire heir Kelric returns to Skolian space and must take work on a merchant vessel while he tries to reclaim his identity. (Tor Books, $24.95 hardcover)

Inversions, by Iain Banks

On a backward world with six moons, a king's physician and a bodyguard find themselves linked by a mysterious secret. (Pocket Books, $23.95 hardcover)

Cities in Flight, by James Blish

A omnibus edition of Blish's classic novels about the Okies, space-going colonists who take their homes with them when they leave Earth. (Overlook Press, $35.00 hardcover)

Traitor's Sun, by Marion Zimmer Bradley

Margaret's control over her powers has grown, and her life has settled down -- until the relationship between Darkover's ruling families and the envoys of Terra is threatened by the machinations of the corrupt and ambitious Lyle Belfontaine. (Daw Books, $6.99 paperback)

Firemask, by Chris Bunch

With the human Confederation ominously silent, the Cumbre system is left vulnerable to alien invasion -- unless the never-say-die members of the Legion can stop them. Second in the "Last Legion" trilogy. (Roc Books, $6.99 paperback)

A Boy and His Tank, by Leo Frankowski

The heavy-metal rich and carbon-poor planet of New Kashubia had the poorest colonists in the universe -- until they combined virtual reality with tank warfare and set out to change the galaxy. (Baen Books, $6.99 paperback)

Outward Bound, by James P. Hogan

A twenty-second century kid from the wrong side of the tracks is about to be sent to a labor camp after a heist gone wrong -- but a mysterious psychologist offers him the chance of a lifetime: can he overcome his past on a mission to the stars? Part of Tor's "Jupiter" series of young-adult SF novels. (Tor Books, $5.99 paperback)

Pitch Black, by Frank Lauria

Novelization of the movie starring Cole Hauser and Farscape's Claudia Black about a spaceship crew that crash-lands on a planet and must survive a night-time attack by ravenous subterranean creatures. (Tor Books, $5.99 paperback)

Double Full Moon Night, by Gentry Lee

Eight years after being trapped inside an alien sphere that is both paradise and prison, Johann Eberhardt and his daughter's solitude is invaded by a violent and enigmatic life form. The sequel and conclusion to Lee's Bright Messengers. (Bantam Spectra, $6.99 paperback)

Infinity Beach, by Jack McDevitt

At the end of the third millennium, humanity has gone to the stars, and found no life out there. But when Dr. Kimberly Brandywine begins to investigate her sister's disappearance after a final and unsuccessful SETI mission, she discovers that all is not as it seems. (Harper Prism, $25.00 hardcover)

The SFWA Grand Masters #2, edited by Frederik Pohl

Second in a collection of anthologies highlighting the work of science fiction's Grand Master award-winning writers. This volume includes fiction from Andre Norton, Arthur C. Clarke, Isaac Asimov, Alfred Bester, and Ray Bradbury. (Tor Books, $25.95 hardcover)

Beyond the Stars, by William Shatner

After finding himself in an alternate universe, the protagonist of Step into Chaos must seek his destiny aboard a world-sized colony that an alien is sabotaging with a seductive drug. (Harper Prism, $24.00 hardcover)

Men in Black: the Grazer Conspiracy, by Dean Wesley Smith

The Grazers are the lowest of the low in galactic society, and given half the chance they'll eat all the plants on Earth. So why has someone invited the entire race to visit? (Bantam Spectra, $5.99 paperback)

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Oblivion, by Dean Wesley Smith and Kristine Kathryn Rusch

The inhabitants of the newly discovered tenth planet are out to stripmine Earth for food and resources. Second in the series based on the Tenth Planet computer game. (Del Rey Books, $6.50 paperback)

Star Wars: Onslaught, by Michael Stackpole

An alien invasion throws the New Republic on the defensive, while Jedi Master Luke Skywalker must deal with rebellion in his own ranks. First in the "Dark Tide" trilogy. (Del Rey Books, $6.99 paperback)

Colonization: Second Contact, by Harry Turtledove

Twenty years after the Worldwar, fitful peace reigns over the continents of Earth, and both the humans and Lizards find themselves dealing with the turbulent social upheaval of the sixties. But the second wave of the invasion fleet is about to arrive . . . First in a sequel to Turtledove's popular "Worldwar" series. (Del Rey Books, $6.99 paperback)

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Colonization: Down to Earth, by Harry Turtledove

The pressure builds on The Race's colonization fleet when a violent black market erupts around ginger, which is a highly addictive drug to the lizard-like aliens. Second in Turtledove's new "Colonization" series. (Del Rey Books, $26.00 hardcover)

Star Trek: Gemworld, by John Vornholt

Picard and the Next Generation crew struggle to save a crystalline world inhabited by several warring races in this two-book miniseries. (Pocket Books, two $6.50 paperbacks)

The Quiet Invasion, by Sarah Zettel

A research colony on Venus faces shutdown unless they can justify their existence -- but when they find signs of alien intelligence, they must defuse a conflict between Earth and the aliens over just who owns Earth's neighbor planet. (Warner Books, $23.95 hardcover)

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