Related terms:
seti
habitable
life might
astrobiology
fermi paradox
kepler mission
intelligent life
drake equation
au
biostratigraphy
extrasolar planet
liquid water
radiometric dating
planetary habitability
habitable zone
paleontology
planets
life on mars
fossil record
extraterrestrial life
extinction event
planetary
europa
fraction
meteorite
interstellar
extraterrestrial
methane
extinction
solar system
Wikipedia sources:
David Attenborough
Paleontology
Astrobiology
Drake equation
Extraterrestrial life
Sunlight
Habitable zone
Fossil
Human extinction
Context for words:
life
on
earth
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