Posted in Web ‘City-killer’ asteroid has a 1-in-43 chance of smashing into Earth in … February 7, 2025 The asteroid, dubbed 2024 YR4, was detected by NASA’s Asteroid Terrestrial-impact Last Alert System on Dec. 27, 2024. According to the latest NASA estimates , it has about a 1-in-43 chance of … https://www.livescience.com/space/asteroids/city-killer-asteroid-has-a-1-in-83-chance-of-smashing-into-earth-in-2032-nasa-says