YR4 was first reported to the Minor Planet Center by NASA's Asteroid Terrestrial-impact Last Alert System (ATLAS) in Chile on January 27, 2025.
The probability of Earth impact remains at 2.4 percent, and the estimated size of the asteroid is still anywhere from 40 to ...
YR4: More than 100 million people live in risk corridor, Nasa data shows - Asteroid’s destructive potential is 500 times the ...
YR4: everything to know about the potential "city killer" space rock that has a 2.3% chance of striking Earth on Dec. 22, ...