DARK OBJECTS
Astronomical Links:
www.cleardarksky.com  (Check sky conditions at your location.)
www.swpc.noaa.gov  (Ntl. Weather Service's Space Weather Prediction Ctr.)
www.spaceweather.com  (Check for Space and Aurora Alerts.)
www.esa.int/science/soho  (European Space Agency Solar and Heliospheric Observatory.)
www.skyandtelescope.com/observing  (See what planets are out tonight!)
www.astronomy.com  (Astronomy Magazine.)
Government Links:
www.nasa.gov  (Everything NASA, HUBBLE, and more!)