国家地理-寻找下一个地球

  索尼资源网 提供本片资源  <p>Join astronomers in a race to find a planet that can sustain life. Amid all the space in the universe, is there another world like ours? 　　Astronomers studying a nearby star say they&#39;ve found the first potentially habitable planet—likely a rocky place with an atmosphere, temperate regions, and crucially, liquid water, considered vital for life as we know it. Other extrasolar plan...</p>