New mini-moon? Near-Earth object may just be space junk from 1966

Near-Earth object 2020 SO has a similar orbit to our home world and could possibly become a temporary mini-moon. It has been speculated that it could be the spent booster from a 1966 launch. Full Story: https://www.space.com/earth-minimoon-2020-so-may-be-vintage-space-junk

Credit: Space.com / orbit animations: NASA/JPL-Caltech, Tony Dunn from Orbitsimulator.com / produced & edited by Steve Spaleta (http://www.twitter.com/stevespaleta)