《宇宙天象》电影英语完整版高清全集百度云在线观看/迅雷下载,未删减版西瓜影音播放器在线播放。NASA’s next-generation space telescope TESS (Exoplanet Survey Satellite) has begun its search for Earth-like planets belonging to other star systems. How many of these ‘exoplanets’ can host life, and what kind of lifeforms can evolve in these environments?