asteroids

NASA Scientists Warn 15,000 Unaccounted ‘City Killer’ Asteroids May Pose Severe Regional Threat to Earth

The National Aeronautics and Space Administration (NASA) has issued a stern warning after the agency’s head of planetary defense revealed that at least 15,000 mid-sized asteroids are floating around in space. According to the space agency, the location of these space rocks is yet to be discovered. However, they have been dubbed “city killers” due