07-08-2018, 03:00 PM
US steps up plan to defend Earth from asteroid impacts -
NASA joins White House and emergency officials in call for better detection and response to deadly cosmic objects ....
https://www.nexusnewsfeed.com/article/ge...id-impacts
NASA joins White House and emergency officials in call for better detection and response to deadly cosmic objects ....
https://www.nexusnewsfeed.com/article/ge...id-impacts