In comparison, this is not like the largest asteroid ( 6.2 mile diameter) to hit planet Earth 66 million ... that fell in Siberia, Russia that was still powerful enough to injure 1,500 people ...
Astronomers predicted that the asteroid could hit Earth on December 22 ... of a small building disintegrated 20 kilometers above the Russian city of Chelyabinsk.
A year ago, a report said that an asteroid as big ... caused widespread damage in Russia, was even smaller, measuring just 20 meters across. If 2024 YR4 were to hit Earth, scientists predict ...