A distant Sun-like star suddenly went dark for months, stunning astronomers who quickly realized something massive was passing in front of it. Observations revealed a gigantic disk of gas and dust filled with vaporized metals, swirling around an unseen companion object. For the first time, scientist s directly measured the motion of these metallic winds inside such a disk. The findings suggest that even ancient star systems can still experience catastrophic planetary smashups. ...read more read less