Then they crowded around the computer monitor as the first images of Flight 447 came onscreen: engines, landing gear and sections of fuselage, all unmistakably vivid on the ocean floor.

然后，他们挤在计算机显示屏前，法航447号班机的第一批图像一幅幅地展现在眼前：引擎，起落架，机身的部分，它们都确定无疑地、栩栩如生地躺在海底。

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However the practicalities of landing a spacecraft to monitor, explore or deflect an asteroid still face a number of challenges.

CNN: Space's threat to civilization

Once airliners are airborne, pilots typically connect and then monitor the performance of autopilots and flight-control computers until close to landing.

WSJ: Honeywell Tests Autopilots for the Tarmac