Changes

# [[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)

# [[Macro Evolution]] (the origin of major kinds)

# [[Theory of evolution|Biological Evolution]] (the development of the diversification of biological life)

# [[Chemical Evolution]] (the development of the larger elements from hydrogen)

# [[Chemical Evolution]] (the development of the larger elements from hydrogen)

Only the fifth and sixth phases have been observed and documented. The first four are assumed. [http://www.allaboutscience.org/origin-of-life.htm]

Only the fifth phase has been observed and documented. The first four are assumed. [http://www.allaboutscience.org/origin-of-life.htm]

[[Category:Evolution]]

[[Category:Evolution]]