The James Webb Space Telescope has taken its first look at the near-Earth asteroid 2024 YR4 before a perilous close approach ...
2024 YR4 may not make catastrophic history, but it did set a new record for the JWST as the smallest object ever targeted by ...
YR4 won't hit Earth, but scientists now estimate a 4% chance it could strike the Moon, possibly affecting space missions.
Astronomers have gotten a glimpse of the "city-killer" asteroid before it disappears until 2028, according to NASA.
Shortly after it was discovered, astronomers calculated that the asteroid had a 1-in-83 chance of hitting Earth in 2032 — ...
The European Southern Observatory's Very Large Telescope observed asteroid 2024 YR4 in Jan. 2025. The probability of the ...
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YR4, it appeared, was heading for Earth but more data recorded by the Webb Space Telescope has offered new information about ...