地球外

dìqiúwài
  1. (attributive) extraterrestrial
  2. extraterrestrial

Wiktionary

Entry Composition

=1 地球 dìqiú the earth
=1 地球 Dìqiú
  1. (astronomy) the Earth
  2. the Earth
2 外 wài
  1. outside
  2. in addition
  3. foreign
  4. external