exoplanetary

not-comparable

(astronomy) Of or pertaining to an exoplanet, a planet outside the solar system

Japanese Meaning

系外惑星に関する / 系外惑星の

The exoplanetary atmosphere showed signs of water vapor and complex organic molecules.

太陽系外惑星の大気は水蒸気や複雑な有機分子の兆候を示していた。

Sense（1）

(astronomy) Of or pertaining to an exoplanet, a planet outside the solar system