Is There an Earth 2.0 in the Universe? | How the Universe Works

New discoveries have revealed thousands of exoplanets beyond our solar system, and some resemble earth enough that one could be a new home for humanity. Stream Full Episodes of How the Universe Works: https://www.sciencechannel.com/tv-shows/how-the-universe-works/ Subscribe to Science Channel: http://bit.ly/SubscribeScience Like us on Facebook: https://www.facebook.com/ScienceChannel Follow us on Twitter: https://twitter.com/ScienceChannel Follow us on Instagram: https://www.instagram.com/ScienceChannel/