# [[stellar evolution|Stellar]] and [[Planetary Evolution]] (the origin of stars and planets)
# [[stellar evolution|Stellar]] and [[Planetary Evolution]] (the origin of stars and planets)
# [[Abiogenesis]] (the origin of organic life from non-organic molecules)
# [[Abiogenesis]] (the origin of organic life from non-organic molecules)
−
# [[Theory of evolution|Biological Evolution]] (the development of the diversification of biological life)
+
# [[Theory of evolution|Biological Evolution]] (the development and diversification of biological life, often broken into [[microevolution]] and [[macroevolution]])
# [[Chemical Evolution]] (the development of the larger elements from hydrogen)
# [[Chemical Evolution]] (the development of the larger elements from hydrogen)