If this were true, it would also give excellent evidence to support the theory of "panspermia."

如果这项结论成立，它将为“有生源说(panspermia)”理论提供有力的证据。

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That raises the possibility that life on Earth arrived here on a meteorite - a concept called panspermia.

这也为一种叫做有生源说的概念提供了可能性，这一概念认为地球上的生命是由小行星带来的。

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The professor and his late colleague Sir Fred Hoyle championed the so-calledd " panspermia" theory from the 1960s.

自从上世纪60年代起，维克拉马辛教授和他的已故同事霍伊尔便倡导“有生源说（或称：胚种论）”的理论。

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For more than a century, panspermia has fallen into the large category of scientific ideas that capture the imagination but are completely unverifiable.

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An even more intriguing question and the one that the original theory of panspermia tried to address is whether life might have arrived on earth from another solar system.

ECONOMIST: Panspermia: Interplanetary migration | The