用英语描述宇宙是什么样子的.
Howmuchhaveyouknowabouttheuniverse?
Weknow,universeisaoverall.Containgalaxy、darkmatter、darkenergyandvacuum,also
includetheMilkyWayandSolarSystem……
first,universeisbig,verybig,aplanetandaplanetdistanceisverylong.ifyouattheedgeoftheuniverse,weontheearth.justlikeyouisabacterial,youintheUSA,IintheChina.
So,youwannagotoedgeoftheuniverse,youmusthaveawormhole.
Onthespace,Wearenotlonely,becauseontheuniversehaslotsofplanets.Example,20light-yearfromEarth,Gliese581d,thisplanetlikeearth,water,atmosphere,andlife……
becauseItistherightdistancewiththestar.
So,humansmustchangetheirlocate,20light-year,1000light-yearand13.7billionlight-year……Weareverysmall
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