Astronomy & Space
396 sites
https://alpo-astronomy.org/
The Association of Lunar and Planetary Observers (ALPO) is a long-running scientific organization connecting amateur and professional astronomers who study the Solar System, with dedicated sections covering everything from Mercury and Venus to comets, meteors, and eclipses. Visitors can access the latest issue of their peer-reviewed journal 'The Strolling Astronomer,' join observing sections, and tap into decades of planetary observation data and community research.
https://projectrho.com/starmap.html
Winchell Chung (aka Nyrath the nearly wise) maintains this ambitious 3-D starmap project dedicated to the golden age of science fiction and real astronomical data. Inspired by E.E. 'Doc' Smith's classic space operas, the site blends scientific accuracy with a deep love of the stars to create interactive three-dimensional maps of nearby stellar neighborhoods.
https://www.astronomy.org/
Gary A. Becker's astronomy hub at Moravian University offers original astrophotography, weekly starwatch articles, and curated links to astronomy, weather, and science resources. Highlights include stunning lunar eclipse photos and decades of accumulated observational content dating back to 1996.
https://eclipse-chasers.com/
Eclipse Chasers is a dedicated hub for anyone passionate about witnessing total solar eclipses, offering photography tips, safety guides, solar eclipse maps, and an interactive worldwide log where visitors can record and share their own eclipse observations. The site combines practical tools like online calculators with educational content and links to authoritative references, making it a solid starting point for both newcomers and seasoned eclipse travelers.
https://john.pane.net/
John Pane is a Ph.D. computer scientist and senior researcher at RAND Corporation whose homepage highlights his work in education technology and personalized learning. A standout feature is his astrophotography gallery, showcasing personal photos of stars, nebulae, comets, and a solar eclipse, which gives the site a compelling scientific hobby dimension.
http://astrometry.org/
Astrometry.org is an educational resource by Istituto Scientia dedicated to popularizing astrometry and celestial mechanics, two of astronomy's oldest classical branches. Visitors can explore topics like star positions, orbital mechanics, the SAO star catalog, and an online planetarium, with historical context tracing these sciences from ancient Greece through Galileo and Newton.
http://astronautica.com/owds.html
Other Worlds, Distant Suns, maintained by Garber Astronautics, is a detailed catalog of extrasolar planets featuring individual pages for dozens of star systems like 51 Pegasi, Gliese 876, and upsilon Andromedae. The site stands out for its interactive VRML 3D visualizations of extrasolar systems, observing guides for both celestial hemispheres, and curated links to leading researchers like Geoff Marcy and Jean Schneider.
https://vcas.org/
The Ventura County Astronomical Society (VCAS) brings together stargazers of all ages in the Thousand Oaks, California area through monthly lectures, star parties, Messier marathons, and community outreach events. Members enjoy access to loaned telescopes, remote viewing field trips, and a quarterly astronomy magazine, making this a rich hub for both beginner and experienced amateur astronomers.
http://concordiemborealis.blogspot.com/
Stephen Saber's Concordiem Borealis is a carefully curated observing list of 400+ deep sky objects and double stars for northern hemisphere astronomers, unifying targets from the Astronomical League's Messier, Caldwell, Bino Deepsky, and Double Star programs with the RASC's Finest NGC Objects. Organized by constellation with magnitude, coordinates, and Pocket Sky Atlas chart references, it serves as a practical field companion for observers working through official observing programs.
http://learningastronomy.com/
LearningAstronomy.com appears to be an educational resource focused on astronomy, though the page content is extremely sparse with only a single image loaded. The domain name strongly suggests a site aimed at introducing beginners to astronomy concepts and space science.