@Rumblestiltskin@lemmy.ca to Space, the final frontier • 3 years agoScientists identify 29 planets where aliens could observe Earthwww.theguardian.comexternal-linkmessage-square0fedilinkarrow-up16arrow-down10
arrow-up16arrow-down1external-linkScientists identify 29 planets where aliens could observe Earthwww.theguardian.com@Rumblestiltskin@lemmy.ca to Space, the final frontier • 3 years agomessage-square0fedilink