Just speculate for a moment on the enormous challenge to archeology when interplanetary flight is possible. and relics are found of a race extinct for half a million years! A race, incidentally, that was scientifically so far in advance of ours that they held the secret of the restoration of life! One member of that race can be brought back after 500,000 years of death....
Bron is the offspring of infamous space pirates but instead of following in the family footsteps he decides to become an electronic engineer. Unfortunately, every time he tries to get out, something pulls him back in.
Astro has managed to talk Tom and Roger into coming to Venus for summer vacation. He's got perfect summer work for the three of them: he's got a little business hunting down tyrannosauri and selling the carcasses to restaurants. But stranger stuff than dinos is on the horizon: before they even leave the station for Venus, they're caught in a bombing, and it'll lead them into the thick of the Venetian resistance... !
The ability to read minds isn't an unmixed blessing, so learns George Hanlon, Secret Operative of the Inter-Stellar Corps. His unique gift helps him with his assignments, of course -- except that he has a lot of trouble with alien minds. He encounters a whole planet full of alien minds on Estrella when the semi-human inhabitants of this Earth-like world of another sun decide that they want nothing to do with the Federation Planets.
The star Mira was unpredictably variable. Sometimes it was blazing, brilliant and hot. Other times it was oddly dim, cool, shedding little warmth on its many planets. Gresth Gkae, leader of the Mirans, was seeking a better star, one to which his "people" could migrate. That star had to be steady, reliable, with a good planetary system. And in his astronomical searching, he found Sol.
A MYSTERIOUS "FALL-OUT" PARALYZES CIVILIZATION! Mayfield was the typical college town. Nothing too unusual ever happened there until a mysterious comet was suddenly observed by the scientists on College Hill. The copper-yellow glow of the comet seemed to have brought the whole world to a grinding halt.
The colony "world" is a poverty stricken agricultural society with only two exports: the fermented products of their world's unique grapes, and the salvaged war equipment, now selling at about 1% of its true value. The legend of MERLIN, the super-computer said to have planned the grand strategy which successfully concluded the war. "If we could only find Merlin," the inhabitants said to each other, "all our problems would be solved.
It's seldom that the fate of a shipful of men literally hangs by a thread--but it's also seldom that a device, every part of which has been thoroughly tested, won't work....
Alan Green was not exactly a hero. In fact he liked peace just as well as the next man. Not that he was really afraid of that crazy, hot-blooded hound-dog Alzo, or even of the hound's gorgeous owner, the Duchess Zuni--who was also hot-blooded (to say nothing of the Duke). After all, these things were understood on this backward, violent planet, and a man could manage, provided he was alert twenty-four hours a day.