ProfessorStephenHawkingthinksthehumanspecieswillhavetopopulateanewplanetwithin100yearsifitistosurvive.Withclimatechange,pollution,deforestation,pandemicsandpopulationgrowth,ourownplanetisbecomingincreasinglyprecarious. PlanetEarthhasbeenhometohumankindforover200,000years,butwithapopulationof7.5billionandcountingandlimitedresources,thisplanetmightnotsupportusforever. InthislandmarkfilmProfessorHawking,alongsideengineerandradioastronomyexpertProfessorDanielleGeorgeandaformerstudent,ChristopheGalfard,joinforcestofindoutif,andhow,humanscanreachforthestarsandrelocatetodifferentplanets. Travellingtheglobe,theymeettopscientists,technologistsandengineerswhoareworkingtoanswerourbiggestquestions:isthereanotherplanetouttherethatwecouldcallhome?Howwillwetravelacrossthevastdistancesofspacetogetthere?Howwillwesurvivethejourney?Andhowwillwesetupanewhumancivilizationonanalienworld? Takinginthelatestadvancesinastronomy,biologyandrockettechnologyfromtheAtacamaDeserttothewildsoftheArctic,viewerswilldiscoverawholeworldofcuttingedgeresearch.ThisprogrammeshowsthatProfessorHawking'sambitionisn'tasfantasticalasitsounds-andthatsciencefictionisclosertosciencefactthanweeverthought.