ring system

(astronomy) The combined system or structure formed by all of the rings orbiting a planet

Japanese Meaning

惑星を周回するすべてのリング（環）から構成される系または構造

The spacecraft captured high-resolution images of the planet's ring system during its flyby.

宇宙船はフライバイ中にその惑星を取り巻く環系の高解像度画像を撮影した。

Sense（1）

(astronomy) The combined system or structure formed by all of the rings orbiting a planet

ring systems

（ plural ）