http://www.disclose.tv/news/nasa_to_launch_planetary_defense_mission/139553
NASA is going to launch a mission for the first time that uses a deflection technique against asteroids for defending the planet …
http://www.disclose.tv/news/nasa_to_launch_planetary_defense_mission/139553
NASA is going to launch a mission for the first time that uses a deflection technique against asteroids for defending the planet …