"Moon Creatures" refer to hypothetical life forms that might exist on the Moon. While no evidence of life has been found on the Moon, scientists speculate about the possibility of extremophiles—organisms that can survive in extreme conditions—existing in hidden environments, such as beneath the lunar surface. Research missions, like those conducted by NASA, aim to explore the Moon's geology and potential for life. The harsh conditions, including extreme temperatures and radiation, make it unlikely for complex life to thrive. However, the search for microbial life continues to be an area of interest in astrobiology.