🌌👽❓🤔

#fermi paradox #aliens #extraterrestrial life #astrophysics #great filter #SETI

🌌🤫🪷🏹

#dark forest hypothesis #liu cixin #three-body problem #cosmic sociology #fermi paradox #hidden civilizations #cosmic threat #space hunters

🌌👽🤫

#liu cixin #the dark forest theory #fermi paradox #hiding civilizations #cosmic sociology #great silence

🌌🌳🤫🏹

#three-body problem #dark forest theory #liu cixin #cosmic sociology #fermi paradox #death's end

📡❓🌌

#SETI #alien signal #wow signal #radio astronomy #space communication #cosmic mystery #fermi paradox #unknown signal from space

👽🌌❓🚫

#the great filter #fermi paradox #extraterrestrial life #existential risk

⭐🪐🌱🧠📡⏳=❓

#drake equation #SETI #astrobiology #fermi paradox #probability #factors