Second Landing

Second Landing is a science fiction novel by F. L. Wallace, published in the early 1960s. The story follows two alien beings, Ethaniel and Bal, as they journey to Earth amidst the threat of nuclear warfare. Grappling with their moral responsibilities, the aliens observe human behavior and ultimately decide to intervene during the Christmas season, landing separately and using their advanced technology to appear as angels. The narrative explores themes of empathy, intervention, and the shared vulnerabilities of both extraterrestrial and human cultures.