2. Agenda International Year of Light Resources EM Spectrum Review NASA Astrophysics Observatories, techniques, images Visible Spectra, IR demo, UV beads Resources PPT and Resource Word doc http://www.sofia.usra.edu/Edu/materials/pr esentations.html

3. IYL

6. Visible Light and Beyond “White light” is made up of a rainbow of colors, each with a different wavelength.

7. The Electromagnetic Spectrum Our eyes see only part of the electromagnetic spectrum… Temperature -271 ° C -172° C 5,000 ° C 10 Million ° C 10 Billion ° C of bodies emitting -457 ° F -280 ° F 9,032 ° F 18 Million ° F 18 Billion ° F the wavelength ß

8. Each part of the spectrum impacts our daily lives… “Invisible” Light in Society Microwave ovens Communications Remote controls X-rays UV Sunscreen

9. NASA SMD Astrophysics: Discover the origin, structure, evolution, and destiny of the universe, and search for Earth-like planets

10. We collect light from distant objects, and bring together researchers from many disciplines. The Tools of Our Search

13. Stratospheric Observatory For Infrared Astronomy (SOFIA)

16. Representative Color

17. “Invisible” Light in Astronomy Each part of the spectrum provides a piece of the puzzle in understanding our universe.

18. The Pinwheel Galaxy http://hubblesite.org/newscenter/archive/releases/2009/07

19. Irregulars Huge collections of stars, gas, and dust held together by gravity… Spirals Ellipticals Galaxies: How Do They Form and Evolve?

21. M82: A Burst of Star Formation InfraredVisible X-Ray

22. Centaurus A InfraredVisibleX-Ray

23. To find the earliest galaxies, we will need to explore the universe in the infrared. Looking Back in Time

24. The Lives of Stars

25. The Orion Nebula InfraredVisible X-Ray

26. Our Place in the Universe

27. Pause here

28. Spectra = Signatures

29. Active Astronomy Lessons Compare and contrast visible & infrared light 1. Overview and pre-test 2. What’s getting through to you? gel filters 3. Seeing the Invisible detector circuits 4. Reflection of Visible and Invisible mirrors and detector circuits 5. Listening to Light detector and transmitter circuits

30. UV Beads

31. NASA Resources

32. More Resources http://chandra.harvard.edu/photo/ https://www.sofia.usra.edu/Edu/docs/EMS _back.pdf Project Spectra http://lasp.colorado.edu/home/education/ k-12/project-spectra/ http://lasp.colorado.edu/home/education/ k-12/project-spectra/ NASA Tour of the EM Spectrum http://missionscience.nasa.gov/ems/index.html

33. And More Resources SOFIA Active Astronomy http://www.sofia.usra.edu/Edu/materials/activ eAstronomy/activeAstronomy.html http://www.sofia.usra.edu/Edu/materials/activ eAstronomy/activeAstronomy.html SEEK and FLIR smart phone IR cameras ASP AstroShop PPT and Resource Word doc http://www.sofia.usra.edu/Edu/materials/present ations.html CSTA website

34. Thank you!

36. Visible vs Infrared Images

39. Sponsors for today’s talk NASA’s SOFIA (Stratospheric Observatory for Infrared Astronomy) Mission SETI Institute, Mountain View, CA

40. Chandra X-ray telescope http://chandra.harvard.edu/photo/ https://www.sofia.usra.edu/Edu/docs/EMS _back.pdf