Astronomers speculate stars tend to come in pairs, though eclipsing binaries are less common. And finding identical twins eclipsing, to boot, is like spotting that needle in a haystack, Stassun said.
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- 天文学家们推测,尽管食双星并不太常见,但是恒星往往是成对出现的。然而斯坦桑表示,除了这对之外,要想发现互食的全等双子星无异于大海捞针。