What is the main idea of this Knowing that the V-2 brought orbital technology within reach, some people got impatient. Among them were the editors of the popular, family-oriented magazine Collier's, which sent two journalists to join the engineers, scientists, and visionaries gathered at New York City's Hayden Planetarium on Columbus Day, 1951, for its seminal Space Travel Symposium. In the March 22, 1952, issue of Collier's, in a piece titled "What Are We Waiting For?" the magazine endorsed the need for and value of a space station that would serve as a watchful eye over a divided world: In the hands of the West a space station, permanently established beyond the atmosphere, would be the greatest hope for peace the world has ever known. No nation could undertake preparations for war without the certain knowledge that it was being observed by the ever-watching eyes aboard the "sentinel in space." It would be the end of the Iron Curtains5 wherever they might be.