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Exploring the Birth of Radio Astronomy and the Search for Extraterrestrial Life

This text delves into the origins of radio astronomy, highlighting key figures like Karl Jansky and Grote Reber, who pioneered the field in the early 20th century. It introduces the concept of SETI (Search for Extraterrestrial Intelligence) with projects such as Project Ozma led by Frank D. Drake. The discussion includes the significance of liquid water and habitable zones in the search for life beyond Earth. Additionally, it outlines the grassroots efforts of The SETI League, which democratizes access to SETI research through a global network of amateur radio telescopes.

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Exploring the Birth of Radio Astronomy and the Search for Extraterrestrial Life

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Presentation Transcript

  1. Are We Alone?

  2. Are They Alone?

  3. Birth of Radio Astronomy • Karl Jansky • Bell Labs, 1932 • Bruce Array • Cosmic Static

  4. Amateur Science • Grote Reber, W9GFZ • 10 meter dish, 1937 • first true radio telescope • first Milky Way map

  5. So What’s A SETI?

  6. Searching for Inter-Stellar Communication

  7. Project Ozma • Frank D. Drake • Green Bank WV, 1960 • Two Sun-like Stars • Order of the Dolphin

  8. The Drake Equation

  9. Big Ear

  10. Mom?

  11. Wow!

  12. Could It Be a Hoax?

  13. The Microwave Window

  14. Extra-Solar Planets?

  15. Habitable Zones • Stable Orbits • Rocky Shores • Nitrogen Skies • Liquid Water

  16. Life in the Universe • Planets Abundant • Liquid Water • Organic Molecules • Microbial Life

  17. Complex Life?

  18. Intelligent Life?

  19. What Does It Take? • Once, facilities only • governments could • afford • In fact, the kinds not even • governments can afford • New paradigm: SETI • with what you can afford

  20. The SETI League, Inc: A New Kind of Ham Club • Global • Grass-roots • Nonprofit

  21. Do It Yourself SETI

  22. Project Argus • Launched 21 April 1996 • Initially, 5 radio telescopes • Our Goals: • 5000 small dishes • Coordinated via • the Internet • All directions at once

  23. Going Global

  24. Array2k

  25. Arecibo Tests

  26. Extra-Terrestrial QSL

  27. ETCC

  28. Honor Roll

  29. Symposia

  30. How To Join Us www.setileague.org join@setileague.org 1 (800) TAU-SETI

  31. There are so many successful musicians with no talent . . . Why can’t I be one of them?

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