If a space rock of this size were to strike Earth, it could cause significant regional damage — similar to the 2013 ...
Astronomers have been keeping a close eye on an asteroid between 130 and 300 feet long that has a very small chance of ...
YR4 has a 2% chance of hitting Earth in 2032. Astronomers are tracking it to refine estimates of its size and orbit to see how much of a risk the space rock poses.