These are astronomy web sites that we have found useful for students and teachers. These links and internet sites are provided as resources, but in no way reflect endorsement by the NRAO.

Searchable Astronomy Indices:

1. AstroWeb - very comprehensive: research, software, organizations, education - you can get to all of the web sites below from AstroWeb. http://www.cv.nrao.edu/fits/www/astronomy.html
2. NED Extragalactic database: http://nedwww.ipac.caltech.edu/
3. Astrophysics Data System (ADS): a searchable FREE abstract Service with lots of full articles as well. This is a great resource! http://adswww.harvard.edu/
4. SIMBAD Astronomical Database - for galactic objects: http://simbad.u-strasbg.fr/Simbad
5. Astronomy Center -- databank with links to a wide range of teaching and learning resources: http://astronomycenter.org/

Searchable Image Data Collections:

1. Skyview Virtual Observatory: http://skyview.gsfc.nasa.gov/
2. Multiwavelength Milky Way: http://mwmw.gsfc.nasa.gov/
3. Astronomy Picture of the Day: http://antwrp.gsfc.nasa.gov/apod/
4. Welcome to the Planets--maintained by JPL: http://pds.jpl.nasa.gov/planets/
5. Solar Data Archive Center: http://umbra.nascom.nasa.gov/
6. NGDC Solar Data archives: http://www.ngdc.noaa.gov/stp/SOLAR/solar.html
7. Constellation photos. This site has a few bugs, but the photos make up for it: http://www.allthesky.com/
8. NCSA Astronomy Digital Image Library: http://imagelib.ncsa.uiuc.edu/imagelib
9. Galactic HI profiles: http://www.astro.uni-bonn.de/~webrai/english/tools_labsurvey.php

Constellations, Sky Maps, Events:

1. http://www.astro.wisc.edu/~dolan/constellations/
2. Constellation Myths: Greek/Roman: http://domeofthesky.com/clicks/constlist.html
3. Milky Way VR: http://canopus.physik.uni-potsdam.de/~axm/mwpan_vr.html
4. Free monthly sky map: http://www.skymaps.com
5. Good planisphere-free! :http://www.washjeff.edu/physics/plan.html
6. Planisphere with coordinate lines: http://www.lhs.berkeley.edu/starclock/skywheel.html
7. Planetary data, Moon phases etc.: http://aa.usno.navy.mil/data/
8. Moon Phase Calendar (graphic): http://stardate.org/nightsky/moon/
9. Planet Locator: http://www.astro.wisc.edu/~dolan/Planets/
10. Manmade Satellites, Space station: http://www.heavens-above.com/
11. Eclipses: http://sunearth.gsfc.nasa.gov/eclipse/eclipse.html

Astronomy Publications/ Materials:

1. Astronomical Society of the Pacific:Free newsletter: Universe in the Classroom, beautiful catalog, educational products.http://www.astrosociety.org/
2. American Astronomical Society: Career information etc.: http://www.aas.org
3. Astronomy Podcasts! http://www.learnoutloud.com/Podcast-Directory/Science/Astronomy
4. Sky and Telescope: http://www.skypub.com
5. Astronomy Magazine: http://www.astronomy.com

Astronomy Education:

1. Tour of Orion region: http://www.gb.nrao.edu/~rmaddale/Education/OrionTourCenter/index.htm
2. NASA: They have so many web sites! Start here:http://www.nasa.gov/
3. Windows to the Universe: http://www.windows.ucar.edu/
4. Search for Extraterrestrial Intelligence: http://www.seti.org The WOW signal: http://www.bigear.org
5. Pulsar Sounds: http://www.jb.man.ac.uk/~pulsar/Education/Sounds/sounds.html
6. Logarithmic Maps of the Universe! http://www.astro.princeton.edu/~mjuric/universe/
7. Project LITE--check out the spectrum explorer. excellent java-based activity! http://lite.bu.edu/
8. Solar System Scale calculator, sunspots :http://www.exploratorium.edu/observatory/index.html
9. Amazing Space: real interactive lessons on the web. They are very well done: http://amazing-space.stsci.edu/
10. Space Weather: http://www.spaceweather.com/
11. Cool Cosmos: multiwavelength astronomy activities: http://coolcosmos.ipac.caltech.edu/

People:

1. Society of Amateur Radio Astronomers http://radio-astronomy.org/
2. Amateur Groups - searchable by area of the country. Amateur clubs will help you organize star parties for your students: http://skyandtelescope.com/resources/organizations/
3. Amateur Radio Clubs directory: http://www.qrz.com/ham-radio-clubs.html
4. American Astronomical Society: https://members.aas.org/directory/

Software:

1. Stellarium free sky program-- (beautiful!): http://stellarium.free.fr/
2. Cartes du Ciel planetarium program. good, and free! http://www.stargazing.net/astropc/index.html
3. LST clock: http://www.gb.nrao.edu/~jbrandt/jLSTclock/
4. Audio Spectrum Analyzer: http://www.visualizationsoftware.com/gram.html
5. Convert Coordinates: http://violet.pha.jhu.edu/support/tools/eqtogal.html
6. Precession Calculator: http://violet.pha.jhu.edu/support/tools/precess.html
7. Radio sky viewing software, chart recorder software: http://www.radiosky.com/

Image Processing (for FITS files and other):

1. Hands On Universe: Great "hands-on" software and curriculum developed by Lawrence Berkeley Lab astronomers and teachers: http://www.handsonuniverse.org/
2. An index of products: http://www.phy.duke.edu/~kolena/imagepro.html
3. Virginia Tech Java based program: http://www.phys.vt.edu/~jhs/SIP/
4. DS9- good general purpose fits viewer, free!: http://hea-www.harvard.edu/RD/ds9/
5. Aladin interactive sky atlas. http://aladin.u-strasbg.fr/