The asteroid is now the smallest object ever observed by Webb – an advanced telescope launched in 2021 outfitted ... such a hit from an asteroid of that size, NASA assures that the moon's ...

But rest assured: If our cosmic neighbor were to take such a hit from an asteroid of that size, NASA assures that the moon's orbit around Earth would not be altered. YR4 and its much larger cousin ...

but if it did hit the Moon, it really would be pretty spectacular!” The asteroid is estimated to be 53 and 67 meters (174-220 feet) based on observations from JWST, consistent with what the Keck ...