1 天前 · The asteroid would detonate in the atmosphere, with a shockwave blasting Earth's surface as a result. The Tunguska impact was a "city killer" type event, leveling forest across a city-sized patch ...

5 天之前 · NASA analysis of a near-Earth asteroid, designated 2024 YR4, indicates it has a more than 1% chance of impacting Earth on Dec. 22, 2032 – which also means there is about a 99% chance this asteroid will not impact. Such initial analysis will change over time as more observations are gathered. ... Asteroid 2024 YR4 was first reported on Dec. 27 ...

1 天前 · A University of Hawaiʻi-operated telescope has discovered a fairly large asteroid that may impact the Earth. The historic asteroid, 2024 YR4, was first detected by UH’s Asteroid Terrestrial-impact Last Alert System (ATLAS) in December 2024 as it flew past the Earth. Estimated to be the size of a 20-story building, the asteroid is currently ...

3 天之前 · An asteroid first spotted in December has a 1.2% chance of hitting Earth in 2032. Scientists are tracking the space rock to learn more about its size and trajectory.

5 天之前 · First spotted last month by a telescope in Chile, the near-Earth asteroid — designated 2024 YR4 — is estimated to be 130 to 330 feet (40 to 100 meters) across. Scientists are keeping close watch on the space rock, which is currently heading away from Earth. As the asteroid’s path around the sun becomes better understood, Chodas and others ...

4 天之前 · A more accurate estimate could be made using radar, but that won’t be possible until the asteroid makes another close, but perfectly safe, pass by Earth on Dec. 17, 2028.

22 小时之前 · The asteroid named YR4 has a 1% chance of hitting Earth in 2032. ... The probability that the asteroid, called 2024 YR4 may impact Earth on 22 December 2032 is currently estimated to be 1.3%.

5 天之前 · The asteroid, dubbed 2024 YR4, was detected by NASA's Asteroid Terrestrial-impact Last Alert System on Dec. 27, 2024. According to researchers , it has about a 1-in-83 chance of impacting our ...

6 天之前 · A 196-foot-wide asteroid has a 1-in-83 chance of striking Earth in 2032. An expert tells Space.com where this asteroid could impact our planet and what level of destruction it could cause.

3 天之前 · The asteroid’s closest approach to Earth, it turned out, had been two days earlier, when YR4 was about 800,000 kilometers from our planet, roughly twice as far away as the moon. “It was ...