A pair of asteroid dynamics researchers from Universidad Complutense de Madrid Ciudad Universitaria have found that a small asteroid will make one orbit around the Earth starting this month before departing back into other parts of the solar system. A pair of asteroid dynamics researchers from Universidad Complutense de Madrid Ciudad Universitaria have found that a small asteroid will make one orbit around the Earth starting this month before departing back into other parts of the solar system. Planetary Sciences Phys.org – latest science and technology news stories