ASTROBIOLOGY

"Exobiology" redirects here. Not to be confused with Bioastronautics or Xenobiology.

"Xenology" redirects here. For other uses, see Xenology (disambiguation).


This article is one of a series on:
Life in the universe
Outline
Planetary habitability in the Solar System
Venus Earth Mars Europa Enceladus Titan
Life outside the Solar System
Potentially habitable exoplanets Galactic habitable zone Habitability of binary star systems Habitability of natural satellites Habitability of neutron star systems Habitability of K-type main-sequence star systems Habitability of red dwarf systems Habitability of yellow dwarf systems
v t e

Nucleic acids may not be the only biomolecules in the universe capable of coding for life processes.^[1]

Astrobiology is a scientific field within the life and environmental sciences that studies the origins, early evolution, distribution, and future of life in the universe by investigating its deterministic conditions and contingent events.^[2]

As a discipline, astrobiology is founded on the premise that life may exist beyond Earth.^[3]