Freshly graduated and commissioned Planeteer Lt. Rip Foster is tasked with retrieving an asteroid made of pure thorium from the asteroid belt and bringing it to Earth for use as fissionable material. But the totalitarian Connies have their own plans for the asteroid...
A story in the Damsels In Distress Universe
Malcolm Charles Chandler is a rather quiet man and good neighbor who occasionally takes a trip through a portal to another world -- Crossroads. His caretaker, Alice, sends him on an adventure to rescue a Damsel in Distress. The rescue goes fine, but the ride home takes a long time.
A Destiny Saga Story (1) Caspian Grey's life was already pretty weird, and then he started high school. He must cope with the bizarre changes in his life while trying to find the family he always wanted. A sci-fi coming of age story.
Since Logic derives from postulates, it never has, and never will, change a postulate. And a religious belief is a system of postulates. so how can a man fight a native superstition with logic? Or anything else...?
David Innes, a man with a remarkable story to tell, is a mining heir who finances an experimental "iron mole," an excavating vehicle designed by his elderly inventor friend Abner Perry. In a test, they discover the vehicle cannot be turned. It burrows 500 miles into the Earth, emerging into the unknown interior world of Pellucidar.
Lured by exotic gems and valuable oils, the crew of the space trader Solar Queen landed on the newly discovered planet Sargol, only to find their most ruthless competitor there ahead of them. Still they tried for fair trade, even according to the sly rules of the feline natives-- whose beauty and grace were equalled only by their determination to drive a hard bargain.
Conan the Barbarian is employed by one of the civilized countries to help in it's push to claim lands from the primitive Picts. The Picts are not excited about the idea however. Old gods and mythical creatures are called up by the Pict witches to contest the invading army and Conan finds himself battling for his life amid the blood thirsty hordes that include saber-toothed tigers, 40 foot long venomous snakes and a demon from another dimension who is intent on crushing him.
We have said that there are many and strange shadows, memories surviving from dim pasts, in this FANTASTIC UNIVERSE of ours. Poul Anderson turns to a legend from the Northern countries, countries where even today the pagan past seems only like yesterday, and tells the story of Cappen Varra, who came to Norren a long, long time ago.