(CNN) It could take humanity hundreds, if not thousands, of years to develop the capability to explore interstellar space. Until then, interstellar space can just come to us. "Almost all of the objects that hit the Earth originate for the solar system," explains Dr. Abraham Loeb, the chair of the Department of Astronomy at Harvard University , and the co-atuhor of the study. "They are made of the same materials that made the solar system. But the second-fastest, Loeb says, bore all the hallmarks of being literally out of this solar system.

Source: CNN April 17, 2019 17:00 UTC