The stories in 'April 1955 Astounding Science Fiction' were likely a blend of different science - fiction sub - genres. Some could have been hard science - fiction, focusing on scientific principles and technological advancements. Others might have been more on the side of speculative fiction, exploring the social and cultural implications of future scenarios. They may have had characters that were either scientists on grand adventures or ordinary people dealing with extraordinary new worlds. The writing styles would have varied from author to author, but all within the framework of the exciting and often mind - bending world of 1950s science - fiction.
Since it was 'Astounding Science Fiction' in April 1955, the stories were surely influenced by the scientific and cultural context of the time. In the 1950s, there was a growing interest in space exploration. So, the stories might have centered around that, like missions to the moon or Mars. There could also have been stories about genetic mutations or new forms of energy. The stories were probably written in a way that both entertained and made readers think about the future and the possibilities that science held. They might have used the science - fiction setting to comment on contemporary social issues as well, like the Cold War fears or the changing role of women in society.