The first flight mission for planetary defense, NASA's Double Asteroid Redirection Test (DART) seeks to validate a method to ...

NASA's Double Asteroid Redirection Test (DART) impacted the 'moonlet' Dimorphos in the Didymos asteroid system. NASA's Hubble ...

2022年，一场惊心动魄的太空实验在宇宙深处上演。NASA的DART（双小行星重定向测试）任务，首次将一艘航天器以每小时超过2万公里的速度撞向了一颗名为Dimorphos的小行星。这一壮举的初衷是测试小行星偏转技术，目标是为地球防御提供重要参考。然而，科学家们意外发现，这次撞击可能会带来人类历史上第一场“人造流星雨”。听上去是不是很酷？让我们一起来了解这个故事的始末。

NASA's DART spacecraft and the 2nd stage booster captured 'captured about 10 hours after launch," by the Virtual Telescope Project. Credit: Space.com | footage courtesy: Gianluca Masi / Virtual ...

With a 4% chance of hitting the moon in 2032, an asteroid named YR4’s potential collision course is being monitored by NASA.