blog posts A large asteroid will pass by Earth this weekend. Should we worry? Nov 10, 2021 9:30 am by Lois YoksoulianExpert Viewpoints Share on Facebook Tweet Email Images 'Anything over 140 meters in diameter could cause major damage to cities or coasts, so any NEO with orbits that cross Earth’s orbit is classified as a potentially hazardous object.' The one we'll see this weekend is 160 meters. Share on Facebook Tweet Email