orbiter

n.

（尤指在轨道上运行的）轨道飞行器；

复数：orbiters

lunar orbiter月球探测器；[美航]绕月轨道飞行器（1966年和1967年曾绕月飞行并对月球拍摄照片）

1. But the orbiter results will likely settle the fascinating question of whether Europa has an ocean.
   但是人造卫星的数据可能会解开木卫二是否存在海洋之谜。
2. A compelling demonstration of its existence or absence may be reached from gravity and altimetry data in the proposed Europa orbiter.
   一个引人注目的证明海洋存在的证据可能来自被提议的木卫二的人造卫星测得的重力和高度的数据。

Mars Orbiter Camera geodesy campaign
Crossover analysis of Mars Orbiter Laser Altimeter data
Mars Orbiter Laser Altimeter: Experiment summary after the first year of global mapping of Mars
Initial observations from the Lunar Orbiter Laser Altimeter (LOLA)
The Lunar Orbiter Laser Altimeter Investigation on the Lunar Reconnaissance Orbiter Mission
by the Mars Global Surveyor Mars Orbiter Camera since March 1999, suggest
Mars Global Surveyor Mars Orbiter Camera: Interplanetary cruise through primary mission
Possible Ancient Oceans on Mars: Evidence from Mars Orbiter Laser Altimeter Data
Topography of the northern hemisphere of Mars from the Mars Orbiter Laser Altimeter
The Thermal Emission Imaging System (THEMIS) Instrument for the Mars 2001 Orbiter