There are thousands of online astronomy resources available. Below is a list of many of our favorite sites to check out to help your observing, keep up with occurring events, further your astro knowledge, product reviews, and more, or just look at great astro pictures!

**NOTE: Don’t forget, many web sites and programs require you to put in your location, either by city/state or GPS coordinates to work correctly and give you the right information.

Check back often as we continue to add to this list!

Computer software

Stellarium – very popular free planetarium software

http://www.stellarium.org/

Starry Night – Very good planetarium software, various levels– purchase required

http://www.starrynight.com/

Moon atlas (free)

http://sourceforge.net/projects/virtualmoon/

Web Sites

Weather – Several sites for checking the weather to plan your observing

http://www.intellicast.com/

http://www.noaa.gov/

http://www.wunderground.com/

Great site for Solar information and Aurora predictions

http://www.spaceweather.com/

Monthly star map you can print out

http://www.skymaps.com/

Great site for astronomy, science and spaceflight news.

http://www.space.com/

For predicting sightings of the ISS, Iridium Flares, and other satellites

http://www.heavens-above.com/

For Variable Star observers

http://www.aavso.org/

For Occultation observers

http://www.occultations.org/index.php

NASA

http://www.nasa.gov/

Hubble

http://hubblesite.org/

Astronomy Picture of the Day

http://apod.nasa.gov/apod/

Product reviews and articles

http://www.cloudynights.com/

Good site for buying and selling used astro stuff (small registration fee required)

http://www.astromart.com/

Magazine web sites:

http://www.skyandtelescope.com/

http://www.astronomy.com/

https://www.astronomytechnologytoday.com/