AstronomyTestedhttps://astronomytested.comTelescope and astronomy guides: refractors, reflectors, Dobsonians, smart telescopes, mounts, eyepieces, filters, astrophotography cameras and binoculars, with beginner, intermediate and advanced paths.en-us Equatorial vs Alt-Azimuth Telescope Mountshttps://astronomytested.com/guides/equatorial-vs-alt-azimuth-mounthttps://astronomytested.com/guides/equatorial-vs-alt-azimuth-mountTelescope mounts compared: alt-azimuth, Dobsonian, equatorial and GoTo mounts, polar alignment, payload capacity, tracking for imaging and star trackers.Fri, 06 Nov 2026 00:00:00 GMT How to View the Sun Safely: Solar Filters and Eclipse Glasseshttps://astronomytested.com/guides/how-to-view-the-sun-safelyhttps://astronomytested.com/guides/how-to-view-the-sun-safelySafe solar viewing: ISO 12312-2 eclipse glasses, front-mounted white-light solar filters, hydrogen-alpha telescopes, covering finders, and what never to use.Fri, 06 Nov 2026 00:00:00 GMT Refractor vs Reflector vs Catadioptric Telescopes Comparedhttps://astronomytested.com/guides/refractor-vs-reflector-vs-catadioptrichttps://astronomytested.com/guides/refractor-vs-reflector-vs-catadioptricTelescope types compared: refractors, reflectors and Dobsonians, and Schmidt-Cassegrain and Maksutov designs, by aperture per dollar, upkeep and targets.Fri, 06 Nov 2026 00:00:00 GMT Smart Telescopes Explained: What They Do and What They Can'thttps://astronomytested.com/guides/smart-telescopes-explainedhttps://astronomytested.com/guides/smart-telescopes-explainedHow smart telescopes work: app control, automatic alignment, live stacking, typical apertures, light pollution and how they differ from traditional scopes.Fri, 06 Nov 2026 00:00:00 GMT Telescope Aperture and Magnification Explainedhttps://astronomytested.com/guides/telescope-aperture-and-magnification-explainedhttps://astronomytested.com/guides/telescope-aperture-and-magnification-explainedWhy aperture matters more than magnification: how to calculate magnification, the maximum useful power, focal ratio, resolution and how seeing limits the view.Fri, 06 Nov 2026 00:00:00 GMT Telescope Eyepiece Guide: Focal Length, Field of View and Eye Reliefhttps://astronomytested.com/guides/telescope-eyepiece-guidehttps://astronomytested.com/guides/telescope-eyepiece-guideChoose telescope eyepieces: low, medium and high power focal lengths, apparent and true field of view, exit pupil, eye relief for glasses, barrel sizes and Barlows.Fri, 06 Nov 2026 00:00:00 GMT