cosmist
/ˈkɑzmɪst/
noun
- A person who believes in or supports cosmism, a philosophy that emphasizes the unity of the universe and humanity's role in it, often including ideas about space exploration and immortality.
- The cosmist argued that humans should colonize other planets to ensure the survival of life.
- Many early Russian cosmists inspired modern space travel ideas.
- As a cosmist, she believed that science could eventually overcome death.