Radio Astronomy




                            Image courtesy of
                            NRAO/AUI




        Image c...
Image courtesy of NASA
Image courtesy of                       Snapped by:
NRAO/AUI                                Vallian




        M51
      ...
Optical            Radio
   Telescope          Telescope




CCD Array        Radio Receiver




    Noise            Nois...
Telescopes and Resolutions




                                                                                           ...
Very Large Array                                 Australia Telescope Compact
                                             ...
Noise

                                    Suspected USAF Flyovers
Distant thunderstorm




                              ...
Radio Sources
    Cold Molecular
    Clouds
    • Neutral Hydrogen
    • Complex
      molecules

    Strong Magnetic
  ...
Snapped by:
                                        BigDipper


Image courtesy of
NRAO/AUI




 M17
 Swan Nebula




     ...
Image courtesy of
NRAO/AUI
                                        Snapped by:
                                        Ast...
M42
                    Orion Nebula
                                           Snapped by:
                              ...
Betelgeuse




                                           Inset courtesy of    Snapped by:
                    Snapped by:...
M33




Snapped by:                        Image courtesy of                 Image courtesy of
ralphd050702               ...
M84




                                                Snapped by: astroman


Image courtesy of
NRAO/AUI




            ...
Karl Jansky




                             Image courtesy of
                             NRAO/AUI


Jansky = Jy =10-26 ...
For More Info
   Society of Amateur Radio Astronomers
    www.radio-astronomy.org

   National Radio Astronomy Observato...
NGC 5128 (Centaurus A)




Image courtesy of
NRAO/AUI




                                             Snapped by:
       ...
Image courtesy of
NASA
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RadioAstronomy

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Slideshow for Slooh.com's Live show "The Big Picture" 3/20 - on Radio Astronomy.

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Transcript of "RadioAstronomy"

  1. 1. Radio Astronomy Image courtesy of NRAO/AUI Image courtesy of NRAO/AUI
  2. 2. Image courtesy of NASA
  3. 3. Image courtesy of Snapped by: NRAO/AUI Vallian M51 Whirlpool Galaxy Image courtesy of NRAO/AUI
  4. 4. Optical Radio Telescope Telescope CCD Array Radio Receiver Noise Noise Correction Correction & Assembly
  5. 5. Telescopes and Resolutions Image courtesy of Images courtesy of NRAO/AUI Paul Lowell Image courtesy of Images courtesy of NRAO/AUI Paul Lowell Image courtesy of NRAO/AUI Images courtesy of Paul Lowell Image courtesy of NRAO/AUI Image courtesy of NRAO/AUI Image courtesy of U. Manchester Cygnus A Radio Source Images courtesy of Image courtesy of Paul Lowell NRAO/AUI
  6. 6. Very Large Array Australia Telescope Compact Array Image courtesy Image courtesy of of ATCA NRAO/AUI Interferometry Very Long Baseline Interferometry Signal from one telescope. Signals from a pair of telescopes combined.
  7. 7. Noise Suspected USAF Flyovers Distant thunderstorm Image courtesy of Paul Sunset Lowell Images courtesy of Paul Lowell Star Same star w/ nearby satellite Image courtesy of Christian Wolff Image courtesy of NRAO/AUI
  8. 8. Radio Sources  Cold Molecular Clouds • Neutral Hydrogen • Complex molecules  Strong Magnetic Fields • Decelerating relativistic electrons • Quasars, Pulsars, Supernova Remnants, Active Galaxies Image courtesy of NRAO/AUI
  9. 9. Snapped by: BigDipper Image courtesy of NRAO/AUI M17 Swan Nebula Image courtesy of NRAO/AUI
  10. 10. Image courtesy of NRAO/AUI Snapped by: Astroman Antenna Galaxies Image courtesy of NRAO/AUI
  11. 11. M42 Orion Nebula Snapped by: KathyC Image courtesy of NRAO/AUI Image courtesy of Image courtesy of NRAO/AUI NRAO/AUI
  12. 12. Betelgeuse Inset courtesy of Snapped by: Snapped by: NRAO/AUI orion1958 orion1958 Jupiter and Saturn Inset courtesy of Snapped by: Image courtesy of NRAO/AUI JoshuaH NRAO/AUI
  13. 13. M33 Snapped by: Image courtesy of Image courtesy of ralphd050702 NRAO/AUI NRAO/AUI M81 Image courtesy of Image courtesy of Snapped by: selby NRAO/AUI NRAO/AUI
  14. 14. M84 Snapped by: astroman Image courtesy of NRAO/AUI M87 Snapped by: marleen Inset courtesy of NRAO/AUI
  15. 15. Karl Jansky Image courtesy of NRAO/AUI Jansky = Jy =10-26 Watts / m2 / Hertz
  16. 16. For More Info  Society of Amateur Radio Astronomers www.radio-astronomy.org  National Radio Astronomy Observatory www.nrao.edu  Pisgah Astronomical Research Institute www.pari.edu
  17. 17. NGC 5128 (Centaurus A) Image courtesy of NRAO/AUI Snapped by: Plowell
  18. 18. Image courtesy of NASA
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