Astronomy & Astrophysics

Astronomy Picture of the Day!
Astronomy Facts by Jim Brau, University of Oregon
AstroWeb (*Large* index of Astronomy & Astrophysics on the Web)
American Astronomical Society (AAS)
Space Science Institute
Strasbourg Center for Astronomy ==>Simbad, Simbad User's Guide
American Association of Variable Star Observers (AAVSO)
Variable Star Network
Astronomical Image Library

NASA IRTF Telescope
United Kingdom Infrared Telescope (UKIRT)
Dept. of Astronomy at Steward Observatory
Canadian Astronomy Data Centre (CADC) (CADC)
Space Infrared Telescope Facility (SIRTF)

Space Telescope Science Institute (STSI)
MAST Archive
The Galaxy Evolution Explorer (GALEX)
European Space Observatory (ESO) Science Archive Facility
Cerro Tololo Inter-American Observatory (CTIO)
Keck Interferometer