The goal of the group's LightSail is to become the first orbiting spacecraft to be powered completely by sunlight.

该协会" 光帆号" 的目标是成为首个完全由阳光驱动的轨道太空船。

A Long March-5 rocket will be carried the mission–which includes an orbiting spacecraft, as well as the lander and rover

长征五号火箭将承担这次任务——发射轨道飞行器，着陆器以及火星车。

The flight proved that a spacecraft could orbit the moon and return to Earth safely.

此次飞行证明了宇宙飞船可以绕月飞行并安全着陆。

Orbiting spacecrafts have picked up strong indicators for the existence of water ice at the Martian poles.

轨道太空船已经获取到很强的指标说明火星极地固态水的存在。

Tianwen-1 is a triple threat: It contains an orbiting spacecraft, a lander and a rover.

天问一号具有三重威胁：它包含一个轨道航天器、一个着陆器和一个漫游者。

She said she was most proud of calculating the paths for the lunar lander and the orbiting command spacecraft for the first trip to the moon, Apollo 11.

她说，她最自豪的是计算月球着陆器和首次登月的轨道指挥飞船阿波罗11号的路径。

The drag it exerts on any orbiting spacecraft can thus unpredictably increase or decrease, making it hard for NASA or other agencies to predict precisely where the spacecraft will land.

它对任何轨道航天器施加的阻力就会因此增大或缩小，但具体并不能预测，这就使得NASA或其他机构难以准确地预测航天器的降落位置。