superplanetary
/ˌsuːpəˈplanɪt(ə)ri/ /ˌsjuːpəˈplanɪt(ə)ri/adjective
Situated or operating above the surface of a planet. Also as noun: a superplanetary being.
Origin
Early 19th century; earliest use found in Samuel Taylor Coleridge (1772–1834), poet, critic, and philosopher. From super- + planetary.