NASA asteroid DANGER: How often do asteroids hit the Earth? NASA is charged with exploring the depths of deep space. But its other role is arguably even more important – monitoring those asteroids with potentially apocalyptic power flying past the planet. So how often do asteroids hit the Earth? Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Space lab falls from orbit and incinerates in Earth's atmosphere in STUNNING filmSaturn breakthrough: How NASA made ‘greatest discovery of century’ while probing for lifeMoon landing: Buzz Aldrin recalls bizarre smell on lunar surface during Apollo 11Moon landing shock: Buzz Aldrin’s Apollo 11 admission NASA tried to keep quietNASA unveil STUNNING plan for permanent lunar base orbiting Moon 'like a halo'Moon landing NASA live stream: Watch the original Apollo 11 TV broadcast live today