This image taken by the space probe Galileo at a distance of 2, 400 km captured IDA and its tiny companion, dactyl.

这幅照片由太空探测器伽利略号离小行星2,400公里处拍摄，依达与其卫星达克图清晰可见。

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But when such a comparison was carried out using the Galileo probe, which is currently orbiting Jupiter, the two answers matched.

ECONOMIST: A space oddity

More recently Galileo, a probe now investigating Jupiter, has been the beneficiary of the long-distance fixers' art.

ECONOMIST: The long arm of the celestial repairman

In 1995, NASA scientists received the first data from the space probe Galileo -- a message beamed over 2.3 billion miles (3.7 billion km).

CNN: Tuesday,