This page contains links to various online charts, magazines, guides, and free software to help you in your observing activities. The following lists are by no means exhaustive, and are intended as starting points into your cosmic journey.
The following magazines publish online weekly columns on upcoming celestial events.
Charts and Timetables
The following web sites provide free sky charts and calendars.
The following web sites provide conditions and predictions on solar activity.
The following are planetarium web applications that can run directly in your browser.
The following are free software that can be installed on your computer. Most of them are compatible with Windows, Mac, and Linux.
Free Mobile Apps
There are a vast number of astronomy-related mobile apps available. Here are a few free, popular ones to get you started.