Astronomy & Space
396 sites
https://astronomy.org/StarWatch/April/index-4-19.html
StarWatch is a weekly astronomy column produced by Moravian College covering night sky events, star maps, moon phases, and detailed guides to constellations and celestial phenomena visible from the Lehigh Valley region. Written by Dr. Terry Pundiak, each installment combines accessible storytelling with genuine astronomical depth, covering topics from the imaging of the M87 black hole to the mechanics of Easter dating and the effects of precession on telescope alignment.
https://exoplanet.eu/home
The Encyclopaedia of Exoplanetary Systems, maintained by a dedicated research team since 1995, catalogs over 8,000 confirmed extrasolar objects with filtering, sorting, and export tools for professional and amateur astronomers alike. Visitors can explore databases on binary star systems and circumstellar disks, generate online plots, view planetary systems in 3D and even virtual reality, and browse an exhaustive bibliography of exoplanet discoveries.
http://starshadows.com/
Star Shadows Remote Observatory (SSRO) was a cooperative astro-imaging venture cofounded by Rick Gilbert, Jack Harvey, Steve Mandel, and John Pierce, producing deep-sky images from New Mexico and Cerro Tololo Inter-American Observatory in Chile from 2004 to 2018. The archived site offers access to their gallery, equipment details, and documents from over a decade of collaborative astrophotography.
http://exoplanets.org/
The Exoplanet Orbit Database at exoplanets.org is a scientific reference cataloging confirmed exoplanets with detailed orbital data, maintained by researchers affiliated with the California Planet Survey. Visitors can explore interactive data tables and plots, search the full database of confirmed planets and Kepler candidates, and read methodology documentation covering the team's approach to curating high-quality planetary orbits.
https://reflector.org/
The Springfield STARS is an amateur astronomy club based in Western Massachusetts, holding monthly meetings at the Springfield Science Museum from September through May. Visitors can find astronomy articles, outreach events, and club meeting details, making it a welcoming hub for stargazers in the region.
https://astronomyinyourhands.com/
Created by Chris Hilder, Astronomy In Your Hands offers free hands-on astronomy activities for classrooms and home learners, including a well-known downloadable Star Wheel planisphere for identifying stars with minimal equipment. The site earned the prestigious Griffith Observatory Star Award and provides low-tech, DIY-friendly resources suited for kids, students, and teachers alike.
https://cometchasing.skyhound.com/
Comet Chasing, maintained by Skyhound, provides monthly up-to-date observing guides for telescopic comets visible this month, complete with finder charts, observing synopses, and brightness predictions tailored to your latitude and equipment. It covers current comets like Kreutz sungrazers and PANSTARRS discoveries, making it an invaluable tool for amateur astronomers who want to hunt comets visually or through imaging.
https://spacew.com/
Solar Terrestrial Dispatch is a 36-year-old space weather service offering near real-time auroral activity mosaics, solar wind data, X-ray flux readings, and experimental flare prediction heatmaps updated every two minutes. Visitors can track geomagnetic conditions, monitor the electrical power grid demand, and view stunning satellite imagery of aurora activity over both hemispheres.
https://www.aosny.org/AOSLinksIndex.htm
The Amateur Observers' Society of New York maintains this comprehensive links directory covering astronomical magazines, podcasts, space agencies, comet and meteor shower resources, astronomy apps, dealers, and member websites. A well-organized gateway for amateur astronomers in the New York area, the page also highlights member-exclusive discounts on publications like Sky and Telescope and Astronomy Magazine.
http://aoas.org/
AOAS (Amateur Observers' Astronomical Society) is a club website for astronomy enthusiasts, likely featuring meeting information, observing events, and resources for stargazers. The domain and structure suggest a regional astronomy club serving members interested in telescopes, sky-watching, and community observing sessions.