1.
solar system
The sun and all the celestial bodies that orbit it, including the eight planets, their moons, asteroids, and comets.
太陽系には八つの惑星がある。
There are eight planets in the solar system.
探査機が太陽系の外へ向かっている。
The space probe is heading beyond the solar system.
太陽系が誕生したのは約46億年前だと考えられている。
It is believed that the solar system was born approximately 4.6 billion years ago.
太陽系 is the solar system — our sun and all the celestial bodies that orbit it.
WORD FORMATION:
太陽 (sun) + 系 (system). The 系 suffix creates system-related compounds:
- 銀河系: the galaxy (Milky Way)
- 生態系: ecosystem
COMMON COLLOCATIONS:
- 太陽系の惑星: planets of the solar system
- 太陽系の外: outside the solar system
- 太陽系外惑星: exoplanet
- 太陽系の起源: origin of the solar system
THE EIGHT PLANETS:
水星、金星、地球、火星、木星、土星、天王星、海王星
Related Words
Related:
太陽 (sun)