Astronomers calculate that the Oort Cloud may be home to more visiting objects than objects that belong to our solar system. In 2019, astronomers spotted something incredible in our backyard: a rogue comet from another star system. Named Borisov, the icy snowball traveled 110,000 miles per hour and marked the first and only interstellar comet ever detected by humans.
But what if these interstellar visitors — comets, meteors, asteroids and other debris from beyond our solar system — are more common than we think?
In a new study published Monday in the Monthly Notices of the Royal Astronomical Society, astronomers Amir Siraj and Avi Loeb at the Center for Astrophysics | Harvard & Smithsonian (CfA) present new calculations showing that in the Oort Clou...
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