national geographic channel,what was the title/vol of the documentary about future life in other planet?

Question

i watch it b4,the story was about going to the nearest sun and find a planet same with earth then they will try living on that planet.it was a documentary futuristic plan of NASA i think..i forgot the title or volume of that episode.i try surfing on national geographic but my connection is very slow,,downloading pix n page takes long time..thanks,,i will show it on my friends in school they wont believe it

Answer 1

I think you may be remembering "Destination Space."