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Live Science on MSNJames Webb telescope takes emergency look at 'city-killer' asteroid 2024 YR4 ahead of close encounter in 2032The James Webb Space Telescope has taken its first look at the near-Earth asteroid 2024 YR4 before a perilous close approach ...
Astronomers have gotten a glimpse of the "city-killer" asteroid before it disappears until 2028, according to NASA.
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