Just when you thought there was too much to explore in outer space! Astronomers now have a virtually infinite amount of astronomical information at their fingertips in cyberspace.
No listing of astronomical World Wide Web pages can be complete, but we've tried to compile the ones that we think are most useful and interesting. Instead of listing them
in alphabetical order, we've grouped them by subject. Just like the yellow pages in a phone book.
Amateur Telescope Making (ATM)
Astronomy Clubs and Organizations
Local (Michigan)
Regional (Illinois / Indiana / Ohio)
National (and Canada)
International
Astronomy Marketplace
Manufacturers
ADM Accessories
Losmandy and Vixen style dovetail plates, rings, counterweights, and much more.
Astrodon
Astronomy filters for imaging and research.
Astro-Physics
High-end refractors and German equatorial mounts.
Astrozap
Makers of dew controllers, dew caps, focusing masks, and much more.
Baader Planetarium
Featuring high quality filters, plus a variety of telescope and mount accessories.
Celestron
Manufacturer and importer of telescopes, binoculars, etc.
Deep Sky Instruments
Makers of high-end Ritchey-Chrétien Telescopes.
Denkmeier Optical
Specializes in binoviewers for telescopes.
Diffraction Limited
Major manufacturer of CCD cameras and accessories.
Explore Scientific
Telescopes, eyepieces, mounts for all skill levels and much more.
Finger Lakes Instrumentation
Quality Cooled CCD Cameras for Scientific and Astronomical Imaging.
iOptron
Makers of Center Balanced and German equatorial mount, plus camera trackers.
Kendrick Astro Instruments
Dew controllers, solar filters, and power supplies.
Losmandy
Fine German equatorial mounts and astrophotography accessories.
Lunt Solar Systems
Maker of hydrogen alpha solar telescopes and accessories.
Moonlite Telescope Accessories
Manufacturer of premium of traditional Crayford style focusers and Worm drive 2 axis rotating focusers.
My Case Builder
Design custom foam for your eyepiece case and much more.
Obsession Telescopes
Larger aperture Dobsonian telescopes for obsessed observers.
Optec
Makers of specialized astronomy prodcuts based in Lowell, Mchigan.
Optical Guidance Systems
Research grade Ritchey-Chrétien Telescopes.
Optiques Fullum
Specializes in a folded Newtonian ranging from 30 to 60 inches.
PlaneWave Instruments
Makers of high-end Dall-Kirkham Telescopes.
Rainbow Astro
Makers of high-end, ultra-portable Harmonic Drive mounts.
Sky-Watcher
Full line telescopes, mounts, and photography products for all skill levels.
Software Bisque
Makers of the Paramount ME II, MX & MyT, TheSky, and more.
Starlight Instruments
Feather Touch Focusers for telescopes.
Starstructure Telescopes
Makers of high-quality, large aperture Dobsonian telescopes.
Stellarvue
High quality refractors and accessories.
Takahashi
Top notch refractors, astrographs, and more.
Tele Vue
Beautiful refractors and highest quality eyepieces in the world.
Thousand Oaks Optical
Solar filters, dew heaters, and deep sky filters.
Webster Telescopes
Makers of large aperture Dobsonian telescopes right here in Michigan.
William Optics
Fine refractors, eyepieces, and other accessories.
Zhumell
Offers binoculars and beginner to mid-range telescopes.
ZWO
Deep sky and planetary CMOS cameras and related accessories.
Vendors
Astrophotography / CCD Imaging
Aurora (Northern Lights)
Blogs
Bad Astronomy
Website by astronomer, writer, and skeptic Phil Plait.
Regulus!
The astronomy blog for amateurs of all levels.
Snapshots from Space
Focus on planetary exploration by Emily Lakdawalla from the Planetary Society.
Comets
Dark-Sky Parks
Deep Sky
Deep Sky Watch
Astronomical observing resources by Michael Vlasov.
Double Star Log
Contains 100 entries and sketches by KAS member Richard Bell.
Messier Database
Tremendous amount of information of the famous catalog and its history.
Messier Objects
Guide to the brightest galaxies, nebulae, and clusters in the Messier catalog.
Messier Marathon Guide
Detailed analysis of planning and executing the marathon by Richard Bell.
Eclipses
Extrasolar Planets
General
Images
Kid Sites
NASA's Kids Club
Feature educational games, picture dictionary, and much more.
Space Place
Games, projects, and fun facts about Earth, space and technology.
Space Scoop
An astronomy news service for children aged eight and above.
Light Pollution
Magazines & Journals
Meteorites, Meteoroids & Meteors
The Moon
Observatories
Local
Gravitational Waves
Radio
Orbiting
Observing Programs [of the Astronomical League]
Introductory
Constellation Hunter
An orientation to the night sky for novice astronomers.
Lunar Club
Observe 100 lunar features with eyes, binoculars, and a telescope.
Lunar II Club
Observe another 100 lunar features.
Sky Puppy
Observing program designed for younger observers.
Universe Sampler
Designed to expose beginners to many different types of objects.
Binocular
Telescopic
Topical
Planetaria
Planetary Exploration
Cassini-Huygens
First orbiting mission to Saturn; Huygens landed on Titan in 2005.
Dawn
Mission to orbit asteroids Vesta and Ceres.
Juno
New Frontiers Mission to Jupiter.
Mars Exploration Program
NASA's main site for the exploration of the red planet.
Mars Express
Mission of the European Space Agency - currently in orbit.
MESSENGER
First probe ever to orbit the innermost planet.
New Horizons
NASA mission to the Pluto-Charon system and beyond.
STARDUST
Collected samples of Comet Wild 2 and returned them to Earth in 2006.
Venus Express
Mission of the European Space Agency - currently in orbit.
Voyager Project Home Page
NASA's legendary planetary probes now heading into interstellar space.
Podcasts
Astronomy Cast
Weekly discussions on a variety of astronomical topics.
Hearts of Space
Slow music for fast times - free on Sundays only.
Planetary Radio
Weekly podcast of the Planetary Society.
SkyTour
Monthly highlights of the night sky by Kelly Beatty of Sky & Telescope.
SkyWatch
Learn about the latest discoveries from a Hubble scientist.
StarDate
A production of the University of Texas McDonald Observatory.
Universe Today
Covering the latest space news from around the Internet.
Satellite Observing
Software
Commercial
Astronomer's Control Panel (ACP)
Advanced observatory control from DC-3 Dreams.
CloudMakers
Astronomy and astrophotography software for Mac OS X and iOS.
Deep-Sky Planner
Comprehensive astronomical planning and logging software.
Distant Suns
3D flight simulation, live Earth cloud data, and more.
Earth Centered Universe
A planetarium and telescope control program for Windows.
Guide
A powerful general-purpose charting/desktop planetarium tool.
PixInsight
Advanced image processing platform.
Sequence Generator Pro
Fully automated night sky imaging.
SkyTools
Observation planning, charting, and logging.
Starry Night
Multi-tasking program with versions for all user levels.
TheSkyX
Desktop planetarium software offering telescope and camera control from Software Bisque.
Voyager
System integration and astrophotography automation software.
Freeware
AutoStakkert
Used to automatically analyze, align, and stack images of the Sun, Moon, and Planets.
Cartes du Ciel
Great desktop planetarium and star charting program.
DeepSkyStacker
Simplifies all the pre-processing steps of deep sky pictures.
GIMP
Free image manipulation program.
Iris
Multi-faceted imaging processing program.
Mitaka
Seamlessly navigate from Earth to the edges of the known Universe.
Nighttime Imaging 'N' Astronomy (NINA)
Open source astrophotography imaging suite.
PHD2 Guiding
Very popular guiding software that simplifies the process of tracking a guide star.
RegiStax
Automatically aligns and stacks your best planetary images.
Sequator
Software which can track stars on multiple images, align stars, and stack them.
Sky View Café
Java-based program that turns your web browser into a planetarium.
Startrails
Helps you automatically assemble digital images into star trails.
Stellarium
Colorful desktop planetarium program.
Solar System
Space Agencies & Space Centers
Space Organizations
Star Maps and Catalogs
Star Parties
Stars
The Sun
Weather (West Michigan)