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Imaging Space I believe that If we look somewhere hard enough, we will find something… Presentation by Emily Bowers
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What is out there? The Electromagnetic Spectrum “To start with you should know what a spectrum is: when white light is shone through a prism it is separated out into all the colours of the rainbow; this is the visible spectrum. So white light is a mixture of all colours. Black is NOT a colour; it is what you get when all the light is taken away.” –Purchon.com
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Spectrum of Waves Radio Waves Radio Waves Microwaves Microwaves Infra Red Infra Red Visible Light Spectrum Visible Light Spectrum Ultra Violet Ultra Violet Gamma Rays Gamma Rays And X-Rays And X-Rays
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Visible vs. Non-Visible Waves Visible waves Visible waves Objects that we can see with our own eyes in the visible part of the wave spectrum, otherwise known to us as normal light waves Objects that we can see with our own eyes in the visible part of the wave spectrum, otherwise known to us as normal light waves Non-Visible waves Non-Visible waves Other types of waves within the spectrum that we as humans are unable to perceive with out some kind of assistance, for instance; X-Rays. Other types of waves within the spectrum that we as humans are unable to perceive with out some kind of assistance, for instance; X-Rays.
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Visible Spectrum Moonbow Moonbow
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Non-Visible Spectrum The Non-Visible Spectrum, Includes; The Non-Visible Spectrum, Includes; Radio Waves Radio Waves Microwaves Microwaves Infra Red Infra Red Ultra Violet Ultra Violet X-Rays X-Rays Gamma Rays Gamma Rays
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Radio Waves Scientist are able to pick up radio waves from different parts of space, these are the longest wave in the electromagnetic spectrum, and it as such, has the highest frequency. Scientist are able to pick up radio waves from different parts of space, these are the longest wave in the electromagnetic spectrum, and it as such, has the highest frequency. Any amateur with a transceiver can also point it into space and find some radio waves to listen to; right from their own backyard. Any amateur with a transceiver can also point it into space and find some radio waves to listen to; right from their own backyard.
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Microwaves Microwaves are all around us Microwaves are all around us You use them every day with your; You use them every day with your; cell phone cell phone Microwave Microwave and any other wireless transmissions and any other wireless transmissions Microwaves are isotropic, what this means is that they are constant and surrounding all of us all the time. Microwaves are isotropic, what this means is that they are constant and surrounding all of us all the time.
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Microwave Background This is a WMAP Image of space “Wilkinson Microwave Anisotropy Probe”
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Infra Red “These radio/light waves have a very short wavelength; their wavelength is longer than visible light. Infra-red can be detected by special infra-red film.” -Purchon “These radio/light waves have a very short wavelength; their wavelength is longer than visible light. Infra-red can be detected by special infra-red film.” -Purchon
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Infra Red Images from Space Galaxy: Messier 81 These are multiple infrared photos of the same galaxy, in the top right corner there is the visible light spectrum of the same gallaxy.
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Spitzer Satellite
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The Helix Nebula from Spitzer (Infra Red)
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Vs. The Helix Nebula from Hubble & Blanco (Regular Light)
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Visible Light Spectrum
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Hubble Space Telescope The Hubble Space Telescope produces the visible light photographs from space with out atmospheric interpherence.
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Visible Light Photos captured by the Hubble Telescope Carina Nebula in visible light
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Hubble takes first photo of a planet circling another star:
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Ultra Violet These waves have very high energy and very short wave lengths; shorter than visible light. - Perchon These waves have very high energy and very short wave lengths; shorter than visible light. - Perchon
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Compare the ultra Violet of Andromeda with the Visible Light
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X-Rays X-Rays of Galaxy NGC 4697 vs. the fuzzier optical image X-Rays of Galaxy NGC 4697 vs. the fuzzier optical image
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Gamma Rays Compton Gamma-Ray Observatory This is an image captured in Gamma Rays by Fermi. Fermi is a Gamma Ray Detector.
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False Color Images Many images are created with false colors to emphasis a particular importance. Many images are created with false colors to emphasis a particular importance. “This is a visible light image of the planet Jupiter. It is in false color - the colors were chosen to emphasize the cloud structure on this banded planet - Jupiter would not look like this to your eyes”
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Milky Way
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Conclusion I have discovered many great things about both visible and non-visible waves that we can see objects in space with, I hope that this has helped you to appreciate all that our growing technology has to offer us in our quest to find more growth and activity in the heavens. I have discovered many great things about both visible and non-visible waves that we can see objects in space with, I hope that this has helped you to appreciate all that our growing technology has to offer us in our quest to find more growth and activity in the heavens.
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References http://www.pa.uky.edu/~sciworks/light/preview/rainbo.htm http://www.pa.uky.edu/~sciworks/light/preview/rainbo.htm http://www.pa.uky.edu/~sciworks/light/preview/rainbo.htm http://www.gsfc.nasa.gov/scienceques2002/20030131.htm http://www.gsfc.nasa.gov/scienceques2002/20030131.htm http://www.gsfc.nasa.gov/scienceques2002/20030131.htm http://www.purchon.com/physics/electromagnetic.htm http://www.purchon.com/physics/electromagnetic.htm http://www.purchon.com/physics/electromagnetic.htm http://map.gsfc.nasa.gov/media/080997/index.html http://map.gsfc.nasa.gov/media/080997/index.html http://map.gsfc.nasa.gov/media/080997/index.html Freedman, R. A., & Kaufmann, W. J. (2008). Universe. New York: W. H. Freeman and Company. Freedman, R. A., & Kaufmann, W. J. (2008). Universe. New York: W. H. Freeman and Company. Microwaves: Universe 8th Ed. (pg. 700) Microwaves: Universe 8th Ed. (pg. 700) http://www.spitzer.caltech.edu/Media/releases/ssc2003-06/ssc2003- 06d.shtml http://www.spitzer.caltech.edu/Media/releases/ssc2003-06/ssc2003- 06d.shtml http://www.spitzer.caltech.edu/Media/releases/ssc2003-06/ssc2003- 06d.shtml http://www.spitzer.caltech.edu/Media/releases/ssc2003-06/ssc2003- 06d.shtml http://gallery.spitzer.caltech.edu/Imagegallery/image.php?image_name=ssc 2009-15a http://gallery.spitzer.caltech.edu/Imagegallery/image.php?image_name=ssc 2009-15a http://gallery.spitzer.caltech.edu/Imagegallery/image.php?image_name=ssc 2009-15a http://gallery.spitzer.caltech.edu/Imagegallery/image.php?image_name=ssc 2009-15a http://science.hq.nasa.gov/kids/imagers/ems/visible.html http://science.hq.nasa.gov/kids/imagers/ems/visible.html http://science.hq.nasa.gov/kids/imagers/ems/visible.html http://imagine.gsfc.nasa.gov/docs/science/know_l2/emspectrum.html http://imagine.gsfc.nasa.gov/docs/science/know_l2/emspectrum.html http://imagine.gsfc.nasa.gov/docs/science/know_l2/emspectrum.html http://asymptotia.com/2008/11/14/seeing-is-believing/ http://asymptotia.com/2008/11/14/seeing-is-believing/ http://asymptotia.com/2008/11/14/seeing-is-believing/ http://hubblesite.org/gallery/album/ http://hubblesite.org/gallery/album/ http://hubblesite.org/gallery/album/ http://outdoors.webshots.com/ http://outdoors.webshots.com/ http://outdoors.webshots.com/
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