Ironically, this indirect evidence of a destructive planetary collision could also be the first indication that planetary systems can form around close binary stars.
更讽刺的是,这个毁灭性的行星对撞,很可能也是行星系统有可能在密近双星周围形成的首个间接证据。
As an eclipsing binary, it is actually two stars in close orbit around one another.
作为食双星,它实际上是两颗在接近的轨道上互绕的恒星。
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