American Astronomers shocked the world by reporting that a large Asteroid could potential hit the Earth within 30 years. Could humanity survive such an impact? At this time there is no definitive means to protect or defend our selves from the inevitable global devastation this event would ultimately cause. This program profiles some of the most spectacular Comet and Asteroid impacts on the Earth as well as the current and future dangers of such impacts to the survival of the human race. Also presented are the current measures that Space Programs have already set up to observe, detect, locate and trap these celestial objects near the Earth that may someday pose a distinct threat.