太たい陽よう系けい

た

い

よ

う

け

い

Common wordFreq.FrequencyTop 20,000

Meanings

1

solar system

Refers to the Sun and all celestial bodies gravitationally bound to it, including planets, moons, asteroids, and comets.

There are eight planets in the solar system.

太たい陽よう系けいの外そとにも多おおくの星ほしがある。

There are many stars outside the solar system as well.

太たい陽よう系けいを探たん査さするto explore the solar system
無む人じん探たん査さ機きが太たい陽よう系けいを探たん査さしている。
An unmanned probe is exploring the solar system.

銀ぎん河が系けい
太陽系 refers only to the Sun and the bodies orbiting it, while 銀河系 refers to the entire galaxy containing billions of stars, so the two are easily confused in scale.
宇う宙ちゅうN4
太陽系 names our specific planetary system, whereas 宇宙 means the universe or outer space in general, a much broader scope that learners sometimes conflate.

Compound of 太陽 (taiyō, 'sun') + 系 (kei, 'system'). A straightforward modern term for the solar system.

太たい陽よう系けい小しょう天てん体たい

small solar system body

trans-Neptunian object; TNO