Download or read book Trayectoria de choque: Los asteroides y la Tierra (Collision Course: Asteroids and Earth) written by John Nelson and published by The Rosen Publishing Group, Inc. This book was released on 2009-01-30 with total page 26 pages. Available in PDF, EPUB and Kindle. Book excerpt: An asteroid hitting Earth may sound like science fiction, but it is a real danger. This book explores what the different scenarios might be and how we can prepare ourselves in case such a disaster should occur.