CNN CNN Newsroom Live December 18, 2015 06:52:00
By the time we get to the late 20s, 2020s, we hope to be able to have a telescope that can actual limb imagine those planets directly, get a spectrum and maybe sometime be able to say that planet there, maybe not wolf 1061, but another star, has a planet that's earth 2.0. >> when we talk about the planet which is closest to us, which looks hospitable, we're still talking an awesomely long way away. 82 trillion miles. >> hop, skip and a jump for the millennium falcon. >> it's not real. >> oh! no jet packs, no millennium falcon, but we're working on it. >> no hyper drive. >> what does this chang...