A moonbase is an element in the hypothetical or fictional colonization of the Moon.

Moonbase or Moon base may also refer to:

Moon Base One, a 1960 novel by Hugh Walters Moonbase (video game), a 1990 city-building video game The Moonbase, a 1967 Doctor Who serial Moonbase 3, a 1973 British science fiction television programme Moonbase 8, a 2020 American comedy television series MoonBase Commander, a 2002 strategy computer game Project Moonbase, a 1953 science fiction film Project Moonbase (podcast), a retrofuturistic music podcast

See also Moonbase Alpha (disambiguation)