Astronomy & Space
396 sites
https://clavius.org/
Moon Base Clavius is a thorough, well-organized resource dedicated to debunking Apollo moon landing conspiracy theories, drawing on contributions from both amateurs and professionals. Visitors will find detailed analyses of Apollo photographs, environmental conditions, technology, space vehicles, and the logical fallacies underpinning hoax claims.
https://deepskyorg.tripod.com/deepsky_quiz.html
Deep-Sky.Org hosts an interactive quiz testing visitors' knowledge of deep-sky objects such as nebulae, galaxies, and star clusters. The multiple-choice format makes it a handy study tool for amateur astronomers looking to sharpen their observational knowledge.
https://moonblink.info/Eclipse
Hermit Eclipse, created by Ian Cameron Smith, is a comprehensive reference site dedicated to solar and lunar eclipses, featuring searchable catalogs, prediction data, observing guides, and eclipse science explanations. Built on the legendary data of Fred Espenak (NASA's Mr. Eclipse), it covers upcoming eclipses worldwide with regional visibility guides, eye safety tips, and a full historical eclipse database.
http://planetquest.org/
PlanetQuest is a nonprofit citizen science project inviting the public to participate in real exoplanet detection research using distributed computing and a shared software platform called the Collaboratory. Visitors can download tools to search stellar light curves for transiting planets, contributing spare CPU cycles to a project affiliated with NASA's Kepler Mission.
https://observing.skyhound.com/
Observing at Skyhound is a long-running amateur astronomy resource from the creator of SkyTools 3, offering deep sky observing guides, comet chasing updates, monthly observing information, and a growing handbook of articles. Dating back to 1999, the site blends personal observing experience with practical tools and links for serious amateur astronomers.
http://neofoundation.org/astrolabe
The Astrolabe Astronomy Club is a local amateur astronomy club based in Wheeling, WV, offering information on membership, meetings, and events for stargazing enthusiasts. Created by Pat Plunkett, this early-2000s club site serves as a community hub for sky watchers in the West Virginia area.
https://fourmilab.ch/solar/solar.html
Solar System Live is an interactive web orrery created by John Walker that lets visitors visualize the entire solar system or inner planets at any date, time, and viewpoint they choose. Users can track asteroids and comets using orbital elements, generate custom star maps, and save personalized configurations as bookmarks, making it a genuinely useful tool for amateur and serious astronomers alike.
https://mistal2.tripod.com/CAS
The Cumberland Astronomical Society is an amateur astronomy club based in Gallatin, Tennessee, dedicated to bringing astronomy to the general public. The club hosts monthly events at local schools, libraries, and parks, though this Tripod page now redirects visitors to their updated website at CumberlandAstronomicalSociety.org.
http://hawastsoc.org/
The Hawaiian Astronomical Society, founded in 1949, is a non-profit club dedicated to promoting amateur astronomy across the Hawaiian Islands, hosting regular public and members-only star parties at locations like Dillingham Airfield, Kahala Community Park, and Geiger Community Park. The site features event schedules, a deep-sky atlas, an astronomy newsletter, school star party programs, and live solar and lunar data feeds.
http://crystalinks.com/precession.html
Crystalinks explores the precession of the equinoxes and the Age of Aquarius, weaving together astronomy, ancient civilizations, and esoteric symbolism into a single reference page. Visitors will find discussions of the North Pole Star Thuban, the Great Sphinx, Draco constellation, Milankovitch cycles, and the significance of sidereal years across ancient cultures.