Painting an Asteroid to Save the Planet

As an object travels through space it absorbs heat from the sun and emits heat energy in the form of photons. These photons can determine the course of an asteroids orbit. NASA S UNEXPLAINED FILES Tuesdays 10/9c on Science http://www.sciencechannel.com/tv-shows/nasas-unexplained-files/ Watch full episodes: https://www.discoverygo.com/nasas-unexplained-files/ http://bit.ly/NASAsUnexplainedFiles Subscribe to Science Channel: http://bit.ly/SubscribeScience Check out SCI2 for infinitely awesome science videos. Every day. http://bit.ly/SCI2YT Download the TestTube app: http://testu.be/1ndmmMq