A NASA telescope has found its first habitable Earth-sized planet.<br /><br />Please subscribe to our youtube channel,and also follow us on facebook,and also follow us on dailymotion.<br /><br /><br />Follow us on facebook: https://www.facebook.com/officialexploreworld<br /><br />subscribe us on youtube: https://www.youtube.com/watch?v=BvKjomfe9y4
