#lnterstellarUnmoderated tagAll postsExplore CommunitiesTrending CommunitiesSteemitCryptoAcademySteemit FeedbackNewcomers' Communityআমার বাংলা ব্লগKorea • 한국 • KR • KOSteem AllianceSTEEM CN/中文Steem POD TeamWORLD OF XPILARComunidad LatinaBeauty of CreativityAVLE 일상#lnterstellarTrendingHotNewPayoutsMutedsslu999 (26)in #lnterstellar • 2 years agoWhat are the challenges that humanity is facing now?1.Living environment: Extreme conditions in interstellar space may pose a threat to human survival, such as cosmic…