New discovery: First asteroid population from outside our solar system

Ka'epaoka'awela asteroid surprised the world in 2018: It was the first object in the solar system that was demonstrated to be of extrasolar origin. But now, the researchers who discovered it have announced that it is not alone. Published in Monthly Notices of the Royal Astronomical Societyon 23 April 2020, work by Fathi Namouni, a CNRS researcher in the Laboratoire Lagrange (CNRS/Observatoire de la Côte d'Azur/Université Côte d'Azur), and Helena Morais, researcher at UNESP in Brazil, proves that at least 19 other asteroids orbited another star before joining our solar system.

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