Exoplanets are planets that lie beyond our solar system. Thousands of them have been found by humans, and it appears that some of them could hold the perfect conditions for human beings to live on. Could they really be habitable for humans and is it possible to reach them? Subscribe to Spark for more amazing science, tech & engineering videos: https://goo.gl/LIrlur 🚀 Join the Spark Channel Membership to get access to perks: null Find us on: Facebook: https://www.facebook.com/SparkDocs/ Instagram: https://www.instagram.com/spark_channel/ Any queries, please contact us at: owned-enquiries@littledotstudios.com #Spark