Astronomy & Space
393 sites
https://thecosmarnaut.neocities.org/
Mars, a 20-something university student, built this space-themed personal site called The Observatory as both a creative outlet and a first coding project. The site features personal pages covering favorites, original characters, and infodumps, all wrapped in a stargazing aesthetic with pixel art and a love of space at its heart.
http://jouscout.com/astro/belmont/belmontd.htm
A detailed double star catalog organized by constellation, compiled by the Belmont Society, listing star pairs with their right ascension, declination, separation, and color descriptions. The catalog is notable for its emphasis on the visible colors of stars, with evocative notes on hues like yellow, blue, orange, and even elusive green, making it a useful observing reference for amateur astronomers.
https://astrosystems.biz/
AstroSystems is a Colorado-based manufacturer selling telescope kits, accessories, and components including their signature TeleKit truss tube Dobsonians, secondary mirrors, laser collimators, and digital setting circles. With worldwide shipping and a broad catalog spanning fast f/ratio optics to dew removal systems, this site is a go-to resource for amateur telescope makers and Dobsonian enthusiasts.
http://starrywonders.com/
Steve Cannistra's StarryWonders is a deep-dive into astrophotography, featuring stunning CCD images of nebulae and galaxies alongside detailed technical guides on subexposure time, binning, CCD cooling analysis, and bicolor Ha/OIII processing. The site is a treasure trove for serious amateur astronomers, combining a rich image gallery with spreadsheets and tutorials that go well beyond typical hobbyist pages.
http://eclipsechaser.com/
Jeffrey R. Charles runs this comprehensive resource dedicated to total solar eclipses, featuring expedition journals, astrophotography galleries, equipment guides, and umbral data from eclipses dating back to 1979. Winner of the Griffith Observatory Star Award, the site covers everything from eclipse chasing expeditions to optics and accessible telescope guides.
https://atmob.org/
The Amateur Telescope Makers of Boston (ATMoB) is a 501(c)3 nonprofit astronomy club that meets monthly at the Harvard-Smithsonian Center for Astrophysics, welcoming the public to join in observing, telescope making, and outreach events. The site offers club history, star party schedules, a clubhouse sky-conditions monitor, photo albums, and resources for getting started in amateur astronomy.
https://ing.iac.es/Astronomy/telescopes/int
The official site for the Isaac Newton Telescope (INT), a major optical telescope operated by the Isaac Newton Group of Telescopes on La Palma in the Canary Islands. Visitors can explore telescope instruments, apply for observing time, access data archives, check object visibility tools, and browse publications from this working research facility.
http://sprg.ssl.berkeley.edu/shine/suntoday.html
Hosted at UC Berkeley's Space Sciences Laboratory, this page aggregates the latest solar images and interplanetary data from observatories and missions worldwide, including SOHO, STEREO, SDO, Big Bear, and Mauna Loa. Researchers and solar enthusiasts can browse visible light, H-alpha, extreme ultraviolet, X-ray, and magnetogram imagery alongside real-time solar wind and particle data from ACE and WIND spacecraft.
https://womanastronomer.com/
The Woman Astronomer is a dedicated resource celebrating women in astronomy, featuring interviews with professionals like planet-hunter Dr. Debra Fischer, historical profiles of pioneering figures like Antonia Maury, and student essays submitted through its Cosmic Campus section. Visitors can also find job listings for astronomers, a free ezine, and links to related resources, making it a rich hub for anyone interested in women's contributions to the field.
http://written-sins.org/space
The Final Frontier is a fanlisting dedicated to the wonder of outer space, collecting fans from around the world who share a passion for the cosmos. With 77 members from 25 countries and a stunning Hubble image of galaxy NGC 660 as its backdrop, it captures the community spirit of space enthusiasm in classic fanlisting style.