Links

Wallace Wiki

AAS
American Astronomical Society
AAVSO
American Association of Variable Star Observers
ADS
for finding journal articles
Asteroid Observing Services
Target Generation, Observational Aids, Catalog Access, Related Information
Astronomy Picture of the Day
Astronomy
Magazine
AstronomyLinks.com
Just what it sounds like
JPL Space Calendar
MPC
IAU: Minor Planet Center
NASA
SIMBAD
astronomy database
Sky and Telescope
Magazine
SkyView
"The Internet's Virtual Telescope"
NASA: Human Space Flight (HSF) - Realtime data
Spacecraft sighting opportunities
Spaceweather.com
Weather on the sun, aurora warnings, and more
The STScI Digitized Sky Survey
USNO
U.S. Naval Observatory