AstroEvents Listing of celestial events good for viewing including planetary, lunar, eclipses, and meteor showers.
Sky Events Asteroid, comet, deep sky object, earth, meteor shower, moon, planet, and sun provided by Astronomy Magazine.
Astronomical Sky Calendar Program that when given a particular date generates information, the Julian date, sun rise and set times, moon rise and set times, and percent illumination.
Sky Calendars Static versions for Mauna Kea for the years 1998 through 2004.
SkyEye A calendar of celestial events by the appropriate month.
The Night Sky This Week Provides updated weekly information about the night sky, including specific planetary locations and details on the most important asteroids, comets, and meteor showers.
SkyWatch Sends subscribers a daily email on astronomical events such as satellite passes and meteor showers.
Observing The sky at a glance, highlights, sky chart, and gallery from Sky and Telescope Magazine.