• General Links about the Spectrum and Stellar Classification:
  • Atomic Absorption and Emission Spectra - different types of spectra and how they are formed
  • Electromagnetic Spectrum - NASA site about the spectrum of light
  • It takes more than one kind of telescope to see the light - why we need different types of telescopes to look at outer space
  • Multiwavelength Milky Way - images of the Milky Way in a variety of wavelengths (radio, infrared, optical, x-ray, gamma ray, etc.)
  • Sky View Virtual Telescope - view images of celestial objects in a variety of different wavelengths (visual, radio, x-ray, gamma ray, ect...)
  • The Spectral Types of Stars - article from Sky & Telescope
  • Stars - info about individual stars, star names, spectra, classification, their constellations, and a lot more!!!
  • What color are stars? - some pixel rgb values
• Specialized Links and Line List Databases:
  • Atomic Data for Astrophysics - provides links to basic atomic data required for calculation of the ionization state of astrophysical plasmas and for quantitative spectroscopy
  • The Atomic Line List - compilation of approximately 923,000 allowed, intercombination and forbidden atomic transitions with wavelengths in the range from 0.5 Ang to 1000 microns
  • Atomic Spectral Line Database - info on atomic line transitions based on Kurucz files
  • Digital Spectral Classification Atlas
  • Digital Stellar Spectra - postscript images of various different types of stellar spectra
  • Digitized Spectra Data - graphics intensive experimental page with various types of plots based on data from the NASA spectra database
    • Color plots of the spectra of stars along the main sequence
  • Kurucz Atomic Line Database - search for info on spectral lines
  • Kurucz Model Atmospheres
  • Libraries of Stellar Spectra (late-type stars) - listing of sources of representative stellar spectra on the web
  • Library of medium-resolution Fiber Optic Echelle spectra - spectra of F, G, K, and M field dwarfs to giants stars
  • MK Standard Stars Catalog - on-line, searchable, catalog of MK spectral standard stars (MK Standard Stars Garcia 1989)
  • NIST Atomic Spectra Database - spectroscopic data may be selected and displayed according to wavelengths or energy levels
  • NOAO Spectral Atlas Central - plots and wavelength ranges in air for Thorium-Argon, Iron-Argon, Helium-Neon-Argon, and Copper-Argon comparison lamps used by NOAO observatories
  • PHOENIX Model Atmospheres - calculate atmospheres and spectra of stars all across the HR-diagram
  • Stellar Spectral Flux Library - covering 1150-25000 Ang (A.J. Pickles, PASP 110, 863, 1998)
  • TLUSTY Home, SYNSPEC Home - programs for computing model spectra
  • Vega Spectrum Atlas / Identification of telluric lines

E-mail to stark @ astro.psu.edu