voyager
US /ˈvɔɪ.ɪ.dʒɚ/
UK /ˈvɔɪ.ɪ.dʒɚ/

1.
1.
旅行者, 旅行者计划
a series of American unmanned scientific space probes launched by NASA in 1977 to study the outer Solar System and interstellar space
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The Voyager 1 probe is the farthest human-made object from Earth.
旅行者1号探测器是距离地球最远的人造物体。
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The Voyager program has provided invaluable data about our solar system's outer planets.
旅行者计划提供了关于我们太阳系外行星的宝贵数据。