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IS SOMEONE OUT THERE?
<ul><li>What are the basics requirements for life? </li></ul><ul><li>Could life have arisen elsewhere in solar system? </l...
Basics requirements for life Hellicobacter pylori
 
<ul><li>Major atoms in abundance </li></ul><ul><li>Constant temperature </li></ul><ul><li>Medium for molecular interaction...
Solar System
<ul><li>-170ºC – 120ºC </li></ul><ul><li>No atmosphere </li></ul>
 
 
 
 
 
¿Outside solar system?
Exoplanet <ul><li>Orbits around a star </li></ul><ul><li>Does not produce light </li></ul><ul><li>Reflects one billionth o...
Stars are form Dust Disk Planets may be formed in the flattened disc
Brown Dwarf False Discoveries
The first exoplanets were discovered… around a pulsar! A. Wolszczan and D. Frail (1991) PSR1257+12
51 Pegasi b First planet discovered orbitting a Principal Sequence Star T = 4 days, M = 0,5 M JUP M. Mayor and D. Queloz (...
Radial Velocity
Radial Velocity
Astrometry
Astrometry
Photometry
Photometry
Gravitational Lensing
 
 
Distance to Pleiades   370pc Farest Away planet detected by Radial Velocity / Astrometry ~400pc Transit / Microlens / Puls...
 
Search for ExtraTerrestrial Intelligence
Voyager gold record Voyager gold record
“ We are a way for the universe to know itself” Carl Sagan Thank you
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¿Is someone out there

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Presentación impartida como evaluación en el curso "Inglés conversacional C1" impartido por la Casa de las Lenguas, de la Universidad de Oviedo.

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¿Is someone out there

  1. 1. IS SOMEONE OUT THERE?
  2. 2. <ul><li>What are the basics requirements for life? </li></ul><ul><li>Could life have arisen elsewhere in solar system? </li></ul><ul><li>Are there other planets like Earth? </li></ul><ul><li>How likely is the evolution of intelligent life? </li></ul>
  3. 3. Basics requirements for life Hellicobacter pylori
  4. 5. <ul><li>Major atoms in abundance </li></ul><ul><li>Constant temperature </li></ul><ul><li>Medium for molecular interaction </li></ul><ul><li>No nocive cosmic radiation </li></ul><ul><li>Source of energy </li></ul>
  5. 6. Solar System
  6. 7. <ul><li>-170ºC – 120ºC </li></ul><ul><li>No atmosphere </li></ul>
  7. 13. ¿Outside solar system?
  8. 14. Exoplanet <ul><li>Orbits around a star </li></ul><ul><li>Does not produce light </li></ul><ul><li>Reflects one billionth of its star light </li></ul><ul><li>Mass under 13M JUP </li></ul>
  9. 15. Stars are form Dust Disk Planets may be formed in the flattened disc
  10. 16. Brown Dwarf False Discoveries
  11. 17. The first exoplanets were discovered… around a pulsar! A. Wolszczan and D. Frail (1991) PSR1257+12
  12. 18. 51 Pegasi b First planet discovered orbitting a Principal Sequence Star T = 4 days, M = 0,5 M JUP M. Mayor and D. Queloz (1995)
  13. 19. Radial Velocity
  14. 20. Radial Velocity
  15. 21. Astrometry
  16. 22. Astrometry
  17. 23. Photometry
  18. 24. Photometry
  19. 25. Gravitational Lensing
  20. 28. Distance to Pleiades 370pc Farest Away planet detected by Radial Velocity / Astrometry ~400pc Transit / Microlens / Pulsar ~6,5kpc Milky Way Radius ~15kpc
  21. 30. Search for ExtraTerrestrial Intelligence
  22. 31. Voyager gold record Voyager gold record
  23. 32. “ We are a way for the universe to know itself” Carl Sagan Thank you

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