Observational astronomy
DNA Publications website
Absolute Magnitude: Science Fiction
astroscopic labs - amateur astrophotography, reviews and articles
the astroscopic labs - the web's largest amateur astronomy photo database
Society for Popular Astronomy - the UK's biggest society for amateur astronomers
Welcome to the SPA!
Astronomical League
Astronomical_League_Home_Page<
Night Sky Gazing - information for newcomers to the hobby
Night Sky Gazing
Obtain the magnitude of any star from SIMBAD sim fid
Simbad Query Form
About stellar magnitudes stars magnitudes
Stellar Magnitudes
The Magnitude system
Properties of Stars
Arecibo Observatory Home
Arecibo Observatory Home
The Science of Spectroscopy - a learning tool for spectroscopy info
The Science of Spectroscopy (www.scienceofspectroscopy.info)
The CACTUS Ground Based Air Cherenkov Telescope
C.A.C.T.U.S. University of California at Davis
NASA's Swift gamma-ray burst mission swift nasa
Official NASA Swift Homepage
The space-borne INTEGRAL observatory integral integral
The INTEGRAL Science Operations Centre (ISOC)
The VERITAS Ground Based Gamma-Ray Experiment veritas sao arizona
VERITAS Homepage
The MAGIC Telescope Project magic
MAGIC - The MAGIC Telescope Project
The HESS Ground Based Gamma-Ray Experiment
The H.E.S.S. project: an Array of Imaging Atmospheric
Cherenkov Telescopes
The HEGRA Atmospheric Cherenkov Telescope System
The HEGRA Atmospheric Cherenkov Telescope System
The Whipple Atmospheric Cherenkov Telescope Experiment veritas sao arizona
VERITAS Whipple 10m Telescope Homepage
NASA's High Energy Astrophysics Science Archive Research Center nasa
NASA's HEASARC
Harvard Optical and Infrared Astronomy Group harvard
CfA Optical and Infrared Astronomy Division
Caltech IR tutorial
Cool Cosmos
Optical Long Baseline Interferometry Latest news about Optical Long Baseline Interferometry from JPL NASA
Optical Long Baseline Interferometry News
astronomical interferometry
Astronomical Optical Interferometry
Coda-wave interferometry using seismic waves.
Alliance for Lighting Information - a resource for information on lighting with emphasis on the interaction between exterior lighting and humans.
Reduction in light pollution achieved near the observatories in Chile
DarkSky List Forum (email discussion group and resource library)
DarkSky-list : Light Pollution discussion group offers methods of affecting Light Pollution reform.
Santa Clara Valley Lighting & Lick Observatory (information)
University of California Observatories/Lick Observatory: City Lighting and Astronomy
Light Pollution Awareness Site (USA)
Light Pollution Awareness Website
The night sky in the World (satellite monitoring of artificial light)
The night sky in the World
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Absolute magnitude , Amateur astronomy , Apparent magnitude , Arecibo, Puerto Rico , Electromagnetic radiation , Gamma-ray astronomy , High-energy astronomy , Infrared astronomy , Interferometry , Light pollution , .
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