他们记录了行星形成前，太阳系的历史，并且是第一个围绕我们原太阳的固体凝结的气体星云。

'They recorded the history of the solar system before any of the planets formed, and were the first solids to condense out of the gaseous nebula surrounding our protosun.'

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尽管46亿年前孕育出太阳的星云早已消散，但是大多数同样诞生于那一星云的恒星应该幸存了下来。

Although the nebula that spawned the sun 4.6 billion years ago is long gone, most of the thousand or so stars born in the same cluster should have survived.

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