Someday a “Cosmic Catastrophe” such as a giant asteroid colliding with the earth may destroy the world we live in. Scientists believe that about 65 million years ago, an asteroid hit the earth, causing the extinction of the dinosaurs. The Scenario One-summer night astronomers noticed a new “giant asteroid” soaring through space. After some quick calculating, they discovered that the asteroid was heading straight for earth! As it gets closer to earth, the giant asteroid is …showed first 75 words of 262 total…

…showed last 75 words of 262 total…ring of smoke that chokes the earth’s atmosphere. Sunlight does not get through the smoke for more than a year. The “acid rains” finally extinguish the fires, and the smoke starts to clear. The sun begins to warms the earth, but the ozone layer is gone. The “green house effect” begins. Life as we know it is over. A new chapter on the history of the earth begins. Maybe, or is it the end?