How a Passing Star Redirected Comets and Redefined Our Milky Way Map
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SpaceTime Series 29 Episode 81 How a passing star redirected comets to the inner solar system A fascinating new study reveals how a passing star, HD 7977, may have altered the trajectory of comets from the Oort Cloud, sending them cascading into the inner solar system. This event, which occurred approximately 2.47 billion years ago, could still be influencing comet activity…
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