Personal
- Geoff Traugott's spiralshare.com - "This wiki contains technical notes that I wrote while working and academic notes taken during lecture and study."
- Derrick Publishing - Michael Derrick's Personal website and art and design portfolio and current host of the Derrick Observatory Database.
Government Agencies
- National Aeronautics and Space Administration - NASA: Browse current NASA Missions and Projects, Hubble and other Telescopic Images, and future NASA Missions and Projects.
- National Oceanic and Atmospheric Administration - NOAA: Find current weather conditions based on zip code or city, view text based data-sets of historical weather data, and view satellite images in visible light, infra-red, and water vapor.
Universities
- Paint Hall Telescope - Information regarding the University of Texas Painter Hall 9" Refractor Telescope. Also, please see the Painter Hall Telescope page on this website.