For a brief time, "Asteroid 2024 YR4" was considered to be the most dangerous asteroid discovered in the last 20 years.
Asteroid 2024 YR4 is big and dangerous enough that it has been dubbed a "city killer." There were concerns that the asteroid ...
"The work continues." ...
The "city killer" asteroid 2024 YR4 won't hit Earth or the moon when it whizzes by in 2032, the latest James Webb Space ...
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