2024, by the El Sauce Observatory in Chile. Based on its brightness, astronomers estimate it is between 130 and 300 feet wide. "An asteroid this size impacts Earth on average every few thousand ...
An asteroid, estimated to be about 130 to 300 feet wide, has a chance of crashing into Earth in less than eight years. According to NASA, asteroid 2024 YR4 has a low probability of hitting ...
YR4: everything to know about the potential "city killer" space rock that has a 2.3% chance of striking Earth on Dec. 22, ...