Comet Hale-Bopp, discovered in 1995 was an unusually bright comet.

1995年发现的海尔-波普彗星是一颗异常明亮的彗星。

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Detection of comet Hale-Bopp at 30.7 au.

海尔·波普彗星的运行方向，页30.7 au一文。

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A recent, highly visible comet was Hale-Bopp, which came within 122 million miles (197 million kilometers) of Earth in 1997.

最近出现的高亮度彗星是海尔·波普彗星(Hale - Bopp)，它在1997年到达距离地球1.22亿英里(1.97亿公里)的范围内。

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It was two amateurs, for example, who discovered the Hale-Bopp comet in 1995.

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If such a comet were the size of Hale-Bopp, Eichler says, the resulting solar flare would by far be the largest ever observed.

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They believed that they were about to be taken to a higher level by a spacecraft travelling in the wake of the Hale-Bopp comet.

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