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

New simulations reveal that the climate, atmospheric chemistry and even global photosynthesis would be dramatically disrupted by an asteroid collision ...

"Scientifically there's a huge amount we can learn from asteroids," says Alan Fitzsimmons, an astronomer at Queens University ...

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A weak magnetic field likely attracted matter inward, contributing to the formation of the outer planetary bodies, from ...

Bulgarian spy ring a ‘treasure trove’ of evidence about Vladimir Putin’s espionage operations in the West Gene Hackman died ...

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 ...

YR4, which orbits the sun every four years and periodically crosses Earth's orbit. The nature of its orbit makes it a ...

In 2016, NASA launched the spacecraft OSIRIS-REx towards the near-earth asteroid Bennu. The spacecraft managed to make contact in 2020, collecting samples which returned in 2023. Those samples ...

Nobody knows how life began on Earth, but some tantalizing clues from an asteroid suggest it might not have started here.