惑わく星せい探たん査さ機き

noun

planetary probe; interplanetary explorer; rover

Refers to unmanned spacecraft designed to explore planets, moons, or other bodies in the solar system. Can include orbiters, landers, and rovers.

• NASAの惑わく星せい探たん査さ機きが火か星せいの表ひょう面めんを詳くわしく調しらべている。

  NASA's planetary probe is examining the surface of Mars in detail.

• この惑わく星せい探たん査さ機きは木もく星せいの大たい気きを観かん測そくするために打うち上あげられた。

  This interplanetary explorer was launched to observe the atmosphere of Jupiter.