今天，NASA首次成功用一颗卫星撞击一个足球场大小的小行星改变其轨道

IMPACT SUCCESS! Watch from #DARTMIssion’s DRACO Camera, as the vending machine-sized spacecraft successfully collides with asteroid Dimorphos, which is the size of a football stadium and poses no threat to Earth. pic.twitter.com/7bXipPkjWD

— NASA (@NASA) September 26, 2022

 

Live: Hear from NASA and @JHUAPL senior leaders following #DARTMission’s successful impact with non-hazardous asteroid Dimorphos. Tune in: *****dpjXzNMv06

— NASA (@NASA) September 27, 2022

所有跟帖： 

• Huh? 它本来是来撞地球的？！ -有个用户名- ♀ (0 bytes) () 09/26/2022 postreply 17:19:15

• 为以后拯救地球做预备工作。 此小行星距离地球680万英里，航天器花了9个月追上它，今天以14768 英里/小时速度撞击了 -未完的歌- ♂ (77 bytes) () 09/26/2022 postreply 17:26:41

• 哦，哦，没事就好 -有个用户名- ♀ (0 bytes) () 09/26/2022 postreply 17:28:14