NASA asteroid WARNING: Asteroid could unleash ‘enormous devastation’ if it hit Earth AN ASTEROID eight-times longer than a London double-decker bus will skim past Earth today as experts warn of an increase in asteroids striking the planet. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:This Bread Recipe Starts With 4,000-Year-Old YeastMeteor smashes into Jupiter in stunning once-in-a-lifetime videoNASA news: Incredible Hubble picture shows cosmic 'hit and run' of two galaxies collidingWatch This Plant Shoot Its Seeds Like Spiraling FootballsAsteroid danger: Top NASA chief issues grave warning of deadly collision - 'Not Hollywood'Climate Change Threatens the World’s Food Supply, United Nations Warns