Science Fiction Gave Literature New Frontiers

The shift in subject matter from westerns to science fiction was probably already underway when Burroughs began writing. The frontier, which had been such a key feature of American popular fiction, was rapidly disappearing, and writers had begun looking for new frontiers—hence, the increasing number of stories about lost civilizations in unexplored parts of the world. But even the unexplored parts of the world were shrinking rapidly, and as new technologies, such as aircraft and rocketry, beg...

 The Case for Robotic Space Exploration

In a dispassionate comparison of the relative values of human and robotic spaceflight, the only surviving motivation for continuing human spaceflight is the ideology of adventure. But only a tiny number of Earth's six billion inhabitants are direct participants. For the rest of us, the adventure is vicarious and akin to that of watching a science fiction movie. At the end of the day, I ask myself whether the huge national commitment of technical talent to human spaceflight and the ever-presen...

 Randal Monroe on Space Flight

The universe is probably littered with the one-planet graves of cultures which made the sensible economic decision that there's no good reason to go into space--each discovered, studied, and remembered by the ones who made the irrational decision.