NASA Asteroid tracker: Asteroid hit ‘could wipe out life on Earth again’

Solar storms and flares can knock out electrical grids, telecommunications, pipelines and control systems, posing a threat to billions, he added. 

NASA has identified more than 19,000 asteroids in orbits around the Sun that come perilously close to Earth’s. 

The alarm will be raised at the first meeting of the government of Asgardia, a “space nation” with 20,000 citizens and a million followers worldwide.