A city-block-sized asteroid named 2024 YR4 is hurtling through space, and it has our Moon in its sights. Asteroid 2024 YR4 caused quite the stir last year when astronomers calculated a 3% chance of ...
Because it's big enough to be deemed a "city killer," asteroid 2024 YR4 became a source of alarm due to the uncommonly high risk it had of colliding with Earth on Dec. 22, 2032. While Earth may no ...
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