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Cosmology
      The Big Bang
        Cosmological Inflation
        Cosmic Background (CMB) Radiation
        Antimatter
        Dark Matter
        Creation of Light Elements
        Telescopes
        Missing Laws?
      Formation of Galaxies and Stars

Atomic and Molecular Processes
      Elements
        Heavy Elements
      Molecules in Interstellar Space
      The Life Cycle of Organic Matter

Formation of Planetary Systems
      Planetary Formation
        The First Million Years
        The Next 100 Million Years
        Formation of Giant Planets
        Planet Migration
      Small Bodies
        Asteroids
        Comets
        Deep Impacts
      Early Earth
        Meteorites
        Collapse of the Interstellar Cloud and Protoplanetary Disk Formation
        Formation of the Earth's Core
        Formation of the Moon

Life, its Origins and Limits
      The Definition of Life
        Thoughts about the Definition of Life - CM
        Thoughts about the Definition of Life - WO
        Thoughts about the Definition of Life - RW
      Conditions Needed for Life
        Water
        Other Elements
        Energy
        The Environment
      Boundary Conditions
        Extremophiles
      Panspermia

Life on the Earth
      The Earth is a Unique Planet
        Plate Tectonics
        Global Carbon Cycle
      The Habitable Zone
        Solar Influence
        The Earth's Orbit
      Mass Extinctions
        Impacts
        Other Astrophysical Mechanisms
      The Future of Life
        How Will Life Go on? Some Thoughts - AC
        How Will Life Go on? Some Thoughts - CM
        How Will Life Go on? Some Thoughts - RW

Exploring the Solar System
      Mars
        Meteorites from Mars
            Martian Meteorites: Groups
            A List of Martian Meteorites
            How do We Know that the Meteorites Come from Mars?
            Microfossils in the AH 84001 Meteorite?
      Space Missions to the Outer Planets and their Moons
        Titan - Saturn's Largest Moon
        Europa - a Moon with a Frozen Ocean?
        Pluto - the Outermost Planet?
      Missions to Comets
        The Giotto Mission to Comet Halley
        The Rosetta Mission to Comet Wirtanen
      The Study of Extraterrestrial Matter
        Meteorites
      The Moon

SETI - The Search For Extraterrestrial Intelligence
      The Search For Extraterrestrial Intelligence
        SERENDIP
        PHOENIX
        Optical SETI (OSETI)
      The Drake Equation
        Conditions
        The R^* Term
        The f_p Term
        The n_e Term
        The f_l Term
        The f_i Term
        The f_c Term
        The L Term

The Search for Extra-solar Planets
      The Discovery of Exoplanets
      Observational Techniques
      Properties of the Exoplanets

Social Implications
      Culture
        Religion
      Why Are We Here?
        Some Thoughts - RW
      Consequences of the Discovery of Life
        Some Thoughts - RB
        Some Thoughts - AC
        Some Thoughts - CM
        Some Thoughts - RW
      Contact
        Interstellar Travel
        Interstellar Communication
        Interstellar Messages
      The Expansion of the Human Race into Space
        Resources
        Terraforming
        Colonisation and Space Cities

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Last updated January 14, 2001