Astronomy & Space
390 sites
https://mrao.cam.ac.uk/surveys/snrs
Maintained by D. A. Green at the Cavendish Laboratory in Cambridge, this is a comprehensive scientific catalogue of 310 known Galactic supernova remnants, updated through October 2024. It includes detailed listings, alternate names, summary data, and links to astrophysics literature via the ADS system, making it an essential reference for researchers and astronomy enthusiasts alike.
http://www.hawastsoc.org/
The Hawaiian Astronomical Society, founded in 1949, is a nonprofit dedicated to promoting amateur astronomy across Hawaii through monthly public star parties, school outreach, and members-only dark sky observing sessions. The site features a deep sky atlas, an astronomy newsletter, event schedules, and live solar imagery from SDO, making it a rich hub for stargazers in the islands.
http://astroverde.org/
Astroverde is the official website of the Astronomers of Verde Valley, an amateur astronomy club based in Northern Arizona's Verde Valley region. Visitors can browse member astrophotography galleries, find star party schedules, access observing tools, and learn how to join the club.
http://backbayastro.org/
The Back Bay Amateur Astronomers (BBAA) is a non-profit astronomy club serving the Hampton Roads, Virginia area, dedicated to public outreach and bringing stargazing to the community since 1978. The site offers event calendars, observing programs, a photo gallery, telescope donation info, scholarships, and archives of newsletters and eclipse coverage.
http://kstrom.net/isk/stars/starmenu.html
Created by Paula Giese, this richly detailed site explores Native American and Aboriginal astronomy, covering Lakota star knowledge, sacred star maps, medicine wheels as solar-stellar observatories, and indigenous constellation traditions. It serves as an educational hub with links to Lakota theology, archaeoastronomy, star stories, and teacher resources for native-centered science curricula.
https://www.astronomynotes.com/
Nick Strobel's comprehensive Astronomy Notes covers everything from the scientific method and history of astronomy to telescopes, planetary science, and Einstein's relativity, originally written for his introductory astronomy courses. The site has been widely copied across the web as a testament to its value, and a printed edition is available through Kendall Hunt for those who want a physical copy.
https://eclipse.gsfc.nasa.gov/SEgoogle/SEgoogle2001/SE2017Aug21Tgoogle.html
Fred Espenak's NASA Eclipse Website hosts an interactive Google Maps tool showing the precise path of totality for the August 21, 2017 total solar eclipse, including central line, northern and southern limits, and 10-minute interval markers. Hosted by NASA's Goddard Space Flight Center, the page provides detailed data on greatest eclipse, greatest duration, lunar limb profiles, and eclipse weather resources.
https://iceinspace.com.au/
IceInSpace is the largest online amateur astronomy community in the Southern Hemisphere, serving over 20,000 registered members across Australia, New Zealand, and South America. The site features astronomy forums, equipment reviews, DIY projects, astrophotography galleries, event reports, and an astronomy glossary tailored to southern hemisphere observers.
https://grace.umd.edu/~tlaloc/archastro
The official web presence of the Center for Archaeoastronomy, a professional research organization founded at the University of Maryland in 1978, dedicated to the interdisciplinary study of astronomy in ancient and indigenous cultures. Visitors can explore peer-reviewed publications, newsletters, essays on ethnoastronomy, and learn about ISAAC, the international society promoting archaeoastronomy worldwide.
http://jgiesen.de/welcomeEnglish.htm
A rich hobbyist resource by J. Giesen featuring an extensive collection of Java and JavaScript applets covering astronomy topics like sun and moon phases, planet positions, sundials, Venus transits, and satellite observation. Visitors will also find physics quizzes, chaos and fractal simulations, color theory tools, and links to books and software, making it a deep interactive playground for science enthusiasts.