Assertion: exobiology | /r/HasProperty | speculative field
Facets:
value: within biology
type: LOCATION
Source sentences:
text: Astrobiology (in Greek astron = star, bios = life and logos = word/science), also known as exobiology (Greek: exo = out) or xenobiology (Greek: xenos = foreign) is a speculative field within biology which considers the possible variety of extraterrestrial life.
text: Exobiology is a speculative science, as extra-terrestrial life has yet to be found.