Analysis of samples brought back to Earth from the asteroid Bennu reveal that it has a bizarre chemical make-up and is ...

最近，关于Bennu小行星可能撞击地球的消息引发了广泛关注。这颗被归类为潜在危险的小行星，直径超过560米，虽然目前撞击地球的概率仅为0.037%，但其潜在的破坏力却让人不寒而栗。科学家们通过研究发现，Bennu可能在2182年撞击地球，尽管概率极低，但其潜在影响却值得我们深入探讨。而这颗小行星的故事，也让我们不禁思考：如果Bennu真的来了，地球会发生什么？

周一 · 知古通今| 周二 · 牧夫专栏 周三 · 视频天象 | 周四 · 观测指南 周五 · 深空探测 | 周六 · 茶余星话 | 周日 · 太空探索原文作者：John Wenz翻译：尹天任校对：王茸 蔡贺菁审阅：李宜骅美编：李鸣晨后台：胡永葳原文链接：https://phys.org/news/2025-02-city-killer-asteroid-chance-earth.html虽然Be ...

Bennu is just over ⅓ mile, or 560 meters, in diameter. And while we know about the devastating effects of a larger asteroid (just ask the dinosaurs) and the regional effects of a much smaller ...

While the odds of Bennu impacting Earth may sound alarming, they're not entirely unexpected. "On average, medium-sized asteroids collide with Earth about every 100–200 thousand years.

A Bennu-type asteroid could lead to “severe environmental consequences,” researchers write, while acknowledging that a collision is not likely.

Bennu, an asteroid the size of the Empire State Building, has a 1-in-2700 chance of hitting Earth in 2182. 'Fuel-free space travel': NASA engineer claims discovery that defies physics 'Galactic ...

Bennu, a rocky object classified as a near-Earth asteroid, has a one-in-2,700 chance of colliding with the Earth in September 2182, new research has discovered. The IBS Center for Climate Physics ...

Astro Brief is a collaboration between KSMU, the Missouri Space Grant, and MSU's Department of Physics, Astronomy and ...

They calculated that there is a very small chance — about 1-in-2700, or 0.037% to be exact — that asteroid Bennu, which is roughly the size of the Empire State Building, could collide with our ...

WASHINGTON — The rocky object called Bennu is classified as a near-Earth asteroid, currently making its closest approach to Earth every six years at about 186,000 miles away. It might come even ...