NASA has a mandate to address the NEO problem. See https://cneos.jpl.nasa.gov/ https://cneos.jpl.nasa.gov/ The main tool is change detection in robotic optical

NASA has a mandate to address the NEO problem. See https://cneos.jpl.nasa.gov/ https://cneos.jpl.nasa.gov/ The main tool is change detection in robotic optical telescope surveys, which have scientific uses as well.