2023年9月19日 · There is a 1 in 2,700 chance the Bennu asteroid could hit Earth by 2182. What is an asteroid? Asteroids range in size, with the largest one about 329 miles in diameter. An asteroid NASA's been tracking for nearly 25 years could impact Earth in …

2023年10月4日 · NASA scientists are keeping a close eye on asteroid Bennu, a 1,610-foot-wide cosmic object that could smash into our planet 159 years from now. According to NASA's …

2024年1月24日 · At 95 minutes before it impacted Earth’s atmosphere, NASA’s Scout impact hazard assessment system, which monitors data on potential asteroid discoveries, gave advance warning as to where and when the asteroid would impact.

2023年9月19日 · (WTAJ) — NASA scientists are predicting a chance that asteroid Bennu will strike Earth in the future, potentially affecting an area the size of Texas. Bennu is a Near-Earth Object (NEO) that passes by the planet roughly every six years and experts have been watching it since it was discovered in September 1999.

2024年1月12日 · After months of prying and jimmying, NASA scientists have at last opened the canister containing material scraped from the "potentially hazardous" asteroid Bennu, the agency announced on Thursday...

2024年6月21日 · Imagine if scientists discovered a giant asteroid with a 72% chance of hitting the Earth in about 14 years — a space rock so big that it could not only take out a city but devastate a whole region.

2024年1月26日 · NASA’s Scout system accurately predicted the impact of asteroid 2024 BX1 over Germany, showcasing advancements in planetary defense by detecting and tracking small, harmless asteroids before they enter Earth’s atmosphere.

2022年3月15日 · Asteroid 2022 EB5 was too small to pose a hazard to Earth, but its discovery marks the fifth time that any asteroid has been observed before impacting into the atmosphere. A small asteroid hit Earth’s atmosphere over the Norwegian …

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