Astrobiology in Brief with Dr. Harold Geller.

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Presentation transcript:

Astrobiology in Brief with Dr. Harold Geller

A Universe of Life Searching for life everywhere Planets, stars, galaxies, Big Bang Conception of size and distance Stars and the origins of chemicals Formation of planets Defining astrobiology – the science

The Science of Life in the Universe Ancient cosmologies Science as a way of knowing Copernicus, Galileo, Kepler, Newton Pseudoscience and nonsense

The Nature of Life What is it? Cells Metabolism DNA Extremophiles

The Geological History of the Earth Geologic Timescale Plate Tectonics Solid Earth Greenhouse Effect Relative/Absolute Dating

The Origin and Evolution of Life on Earth Origin of Life Prokaryotes Eukaryotes Oxygen in Air Impacts & Extinctions Human Evolution

Searching for Life in the Solar System Environmental Needs In the Solar System

Mars Science Fiction Search for Life Martian Meteorites Exploration

Life on Jovian Moons Europa Titan Others

The Nature and Evolution of Habitability Habitability Zone Past, Present, Future

The Search for Habitable Worlds Planet Formation Extrasolar Planets Detection Earth-like Planets?

The Search for Extraterrestrial Intelligence SETI Drake Equation

Interstellar Travel How realistic? Relativity and time dilation Engineering Limited by c Relativity and time dilation Wormholes and hyperspace?

The Fermi Paradox Where are the aliens? Galactic colonization Resolving the paradox

Contact – Implications of the Search and Discovery Can we make contact Which kind 1st, 2nd, 3rd Contact implications

Astrobiology in One Sentence The universe is unimaginably large and alive, and you are not at it's center; and the way to know the universe is through science Dr. Harold Geller, Spring 2005 HAVE A GREAT SUMMER