Astronomers usually assume that interstellar dust is closely confined to the galactic plane.

天文学家通常认为,恒星际星尘都是紧靠着银河平面的.

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These particles constitute the cores of the interstellar dust grains that may be coated with ice.

这些粒子构成了星际尘埃颗粒的核子,这些尘埃颗粒的外面也许覆盖一层冰.

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Q. How many interstellar dust particles did Stardust bring to Earth?

问: “星尘”带回了多少星际尘埃?

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All this makes the interstellar dust particles extremely difficult to locate.

所有这些使得定位星际尘埃变得极为困难.

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Few and Tiny : Searching for the Interstellar Dust Grains.

寻找稀有且微小的星际尘埃.

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Q. Why are interstellar dust particles hard to locate?

问: 为什么星际尘埃如此难以定位?

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These small objects, including asteroids, Kuiper Belt objects, comets and interstellar dust.

这些小天体包括小行星 、 柯伊伯带的天体 、 彗星和星际尘埃.

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How do I look for interstellar dust particles?

我该怎样去寻找星际尘埃颗粒 呢 ?

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Q. How were the interstellar dust particles captured?

问: 这些星际尘埃是如何捕获的?

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Q. Why are scientists interested in interstellar dust?

问: 为什么科学家会对星际尘埃感兴趣?

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The surprising answer is, through interstellar dust.

令人吃惊的回答是:通过星际尘埃.

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In contrast, the interstellar dust collected by Stardust comes directly from local interstellar space.

与之相反, 星尘号收集的星际尘埃直接来自星际空间.

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We will see once we have the first few examples of real interstellar dust!

一旦我们获得几个真正的星际尘埃样本就明白了.

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Interstellar dust is formed through several different processes that take place during the lifetime of stars.

在恒星的一生中会以几种不同的方法形成星际尘埃.

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It may turn out that the tracks of real interstellar dust will look quite different.

它们将说明真正的星际尘埃轨迹看上去会是差别显著的.

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