"Breakaway" by Stanley Gimble is a science fiction short story published in the mid-20th century, specifically in the December 1955 issue of "Astounding Science Fiction". The story centers on the themes of ambition and personal sacrifice within the context of space exploration, highlighting the psychological impacts of pioneering endeavors on both the individuals involved and their loved ones. The narrative follows Phil Conover, a space pilot preparing for a historic mission to the Moon, and the emotional turmoil between him and his wife, Mary. As Phil excitedly anticipates his journey, Mary reveals her fear and inability to cope with the risks associated with being the wife of a space pilot, expressing her desire to distance herself from him if he goes through with the mission. Their conflicting desires culminate in a poignant moment at the launch site, where Phil ultimately does not go to space due to the intervention of a general. The story concludes with a sense of unresolved tension between Phil's dreams of exploration and the emotional strain on their relationship, leaving both characters grappling with the cost of ambition. (This is an automatically generated summary.)