Stars, planets and life

copyright Ó  Joerg Rhiemeier

And pray that there's intelligent life somewhere up in space, because there's bugger all down here on Earth. -- Monty Python, Galaxy Song (from The Meaning of Life)

Stars: Big stars, small stars, red stars, blue stars

Luminosity classes and populations

Stellar evolution

Planets and moons

Planet types


Prospects for life on planetary surfaces

The Carbonate Circuit Process

The Life Zone

Biological evolution

Life in non-Earthlike environments?

Alternatives to oxygen?

Alternatives to water?

Inorganic life?

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