2015 BZ509, an object in Jupiter’s co-orbital region with a retrograde motion around the Sun, is the first known asteroid to have been captured from the interstellar medium, according to a team of astronomers from France and Brazil. An artist’s impression of a rocky asteroid. Image credit: Mark A. Garlick, Space-art.co.uk / University of Warwick / University of Cambridge. All of the planets in our Solar System, and the vast majority of other objects...
