Welcome to Cachalot, a planet made almost entirely of water, an ocean refuge for Earth's marine mammals, rescued from near extinction at the hands of humans thousands of years ago. Free from predators and human impact, the whales thrive in their new home, growing in size and intelligence. Everything is perfect. Until humans decide to establish floating towns on Cachalot, drawn by the planet's abundant natural resources.

Stephanie Harrington had always expected to be a forest ranger on her homeworld of Meyerdahl until her parents relocated to the frontier planet of Sphinx in the far distant Star Kingdom of Manticore. It should have been the perfect new home - a virgin wilderness full of new species of every sort, just waiting to be discovered. But Sphinx is a far more dangerous place than ultra-civilized Meyerdahl, and Stephanie's explorations come to a sudden halt when her parents lay down the law: no trips into the bush without adult supervision!

From the rich imagination of science-fiction great Alan Dean Foster comes the story of Midworld, a Humanx Commonwealth planet that's equally fragile and hostile. Covered by a lush rainforest, Midworld is home to a primitive society that lives in harmony with the natural world. But the arrival of an exploitative human company, whose workers know nothing of Midworld's delicate ecosystem, sparks a conflict. Should Midworld's villagers aid the humans or stand against them?

The Quozl just need somewhere to call home. A gentle race of extraterrestrial rabbits, they have a propensity for reproduction that has left their home planet, Quozlene, dangerously overpopulated, and in their search for greener and less-crowded pastures, they have discovered the perfect place to start over: the third planet away from a healthy, warming sun.

Moth was a beautiful planet, the only one with wings - two great golden clouds suspended in space around it. Here was a wide-open world for any venture a man might scheme. The planet attracted unwary travelers, hardened space-sailors, and merchant buccaneers - a teeming, constantly shifting horde that provided a comfortable income for certain quick-witted fellows like Flinx and his pet flying snake Pip.

It's just another boring late night in Albuquerque, New Mexico, for Seeth, a disillusioned punk rocker with too much time on his hands and too little money. That is, until he heads to a bowling alley and runs into Kerwin, a geeky graduate student who's there doing research for a sociology assignment. While trying to distract Kerwin from his scholarly pursuits, Seeth notices two burly cops trying to unlawfully arrest a lone bowler, and for laughs, he jumps in to save him.

Farmer In The Sky is a 1953 science fiction novel by Robert A. Heinlein about a teenage boy who emigrates with his family to Jupiter's moon Ganymede, which is in the process of being terraformed. A condensed version of the novel was published in serial form in 1950 in Boys' Life magazine (August, September, October, November), under the title "Satellite Scout".

Only a few know the terrifying truth - an outcast Earth scientist, a rebellious alien inhabitant of a dying planet, a lunar-born human intuitionist who senses the imminent annihilation of the Sun... They know the truth - but who will listen? They have foreseen the cost of abundant energy - but who will believe?These few beings, human and alien, hold the key to the Earth's survival.

Welcome to Ringworld, an intermediate step between Dyson Spheres and planets. The gravitational force created by a rotation on its axis of 770 miles per second means no need for a roof. Walls 1,000 miles high at each rim will let in the sun and prevent much air from escaping. Larry Niven's novel, Ringworld, is the winner of the 1970 Hugo Award for Best Novel, the 1970 Nebula Award for Best Novel, and the 1972 Ditmars, an Australian award for Best International Science Fiction.

For more than fifty years, the Terran Republic and the Terran League have been killing one another. The death toll has climbed ever higher, year after year, with no end in sight. But the members of the Five Hundred, the social elite of the Republic's Heart Worlds, don't care.

Summoned to the home planet of her family's business empire, space-fleet commander Kylara Vatta is told to expect a hero's welcome. But instead, she is thrown into danger unlike any other she has faced and finds herself isolated, unable to communicate with the outside world, commanding a motley group of unfamiliar troops, and struggling day by day to survive in a deadly environment with sabotaged gear. Only her undeniable talent for command can give her ragtag band a fighting chance.

Jordan McKell has a problem with authority. Unfortunately for him, the iron-fisted authority of the powerful Patthaaunutth controls virtually every aspect of galactic shipping. In order to survive, Jordan ekes out a living dabbling in interstellar smuggling for outlaw concerns that represent the last vestiges of free trade in the galaxy. So when Jordan and his partner, Ixil - an alien with two ferret-like "outhunters" linked to his neural system - are hired by a mysterious gentleman to fly a ship and its special cargo to Earth, they jump at the job.

Jonathan Thomas Meriweather is a typical college student, interested in girls, music, and an occasional taste of reefer. But when a journey through an interdimensional portal lands him in a world of talking animals and ominous sorcery, he finds he is on a very different trip indeed. Here, when he plays a strange instrument called a duar, peculiar things happen: powerful magic that may be the only way to stop a dark force that threatens his new world - and his old one.

Once Homo sapiens reigned supreme, spreading from star system to star system in an empire that encountered no alien life and thus knew no enemy.... save itself. As had happened many times before, the most primal human instincts rose up, only this time armed with the advanced scientific knowledge to create a genetically engineered smart virus that quickly wiped out humanity to the last man. That man is Ruslan, the sole known surviving human being in the universe.

Get ready to experience two more origin stories in the Backyard Starship universe.