extrasolar

About 0.04 uses per million words.

Meaning

1. adjective of or originating outside the Solar System.

   Some comets are thought to have an extrasolar origin.

2. adjective of or originating in a system other than Earth's, the solar system.

   A four-inch telescope was once used to find an extrasolar planet.

Similar words

deep-sky exoplanetary extraterrestrial extraterrestial exozodiacal exogalactic exogenic exoatmospheric exterrestrial exogenetic

Often followed by

planets planet planetary giant systems terrestrial worlds system earth life