On This Day in Space! Sept. 11, 1985: International Cometary Explorer completes 1st comet flyby

September 11, 2021

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On Sept. 11, 1985, the International Cometary Explorer, or “ICE” became the first spacecraft to fly by a comet. See how it happened in our “On This Day In Space” series!

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On This Day in Space! Sept. 11, 1985: International Cometary Explorer completes 1st comet flyby

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