https://backyardastronomy.blog/Practical astronomy guides: stargazing basics, choosing and using a telescope, eyepieces, collimation, planets, deep sky objects and astrophotography.enhttps://backyardastronomy.blog/stargazing-basics/stargazing-for-beginners-guide/https://backyardastronomy.blog/stargazing-basics/stargazing-for-beginners-guide/New to stargazing? Learn when to go, what to bring, how to find dark skies and what to look at first, with simple ideas for your first nights under the stars.Stargazing BasicsWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/stargazing-basics/stargazing-quotes/https://backyardastronomy.blog/stargazing-basics/stargazing-quotes/A short collection of night sky and stargazing quotes from poets, philosophers and artists, with a little context on each and ideas for using them.Stargazing BasicsWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/stargazing-basics/camping-astronomy-guide/https://backyardastronomy.blog/stargazing-basics/camping-astronomy-guide/Plan a camping trip built around the night sky: choosing a dark site, timing around the Moon, setting up camp, packing gear and what to look for.Stargazing BasicsWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/stargazing-basics/astronomy-experiments-at-home/https://backyardastronomy.blog/stargazing-basics/astronomy-experiments-at-home/Simple astronomy experiments and activities you can do at home or in the garden, from Moon phases and craters to a scale solar system and a sundial.Stargazing BasicsWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/stargazing-basics/stargazing-benefits-mental-health/https://backyardastronomy.blog/stargazing-basics/stargazing-benefits-mental-health/Explore the possible benefits of stargazing, from calm and mindfulness to better sleep habits and community, plus what research does and does not show.Stargazing BasicsWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/stars-and-sky/star-vs-planet/https://backyardastronomy.blog/stars-and-sky/star-vs-planet/Learn how a star differs from a planet: how each makes or reflects light, size and mass, twinkling, motion, and simple ways to tell them apart in the night sky.Stars & SkyWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/stars-and-sky/shooting-stars-facts/https://backyardastronomy.blog/stars-and-sky/shooting-stars-facts/Ten facts about shooting stars: what they really are, how fast they travel, why they glow, which showers are best, and tips to spot more of them tonight.Stars & SkyWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/stars-and-sky/star-lifespan/https://backyardastronomy.blog/stars-and-sky/star-lifespan/How long do stars live? See how mass sets a star's lifespan, use a simple rule-of-thumb calculator, and learn how stars of different sizes end their lives.Stars & SkyWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/stars-and-sky/star-clusters-list/https://backyardastronomy.blog/stars-and-sky/star-clusters-list/A star clusters list of famous open and globular clusters, with constellations, catalog numbers, and tips on which ones to look for with eyes, binoculars, or a telescope.Stars & SkyWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/constellations-and-lore/famous-constellations/https://backyardastronomy.blog/constellations-and-lore/famous-constellations/Meet the most famous star constellations, from Orion and the Big Dipper to Crux, with simple tips for finding each one by season and from your latitude.Constellations & LoreWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/constellations-and-lore/ancient-roman-astronomy/https://backyardastronomy.blog/constellations-and-lore/ancient-roman-astronomy/How did the ancient Romans understand the sky? Learn what they borrowed from the Greeks, the Julian calendar, Roman writers, the planets and the role of astrology.Constellations & LoreWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/constellations-and-lore/constellation-stories-mythology/https://backyardastronomy.blog/constellations-and-lore/constellation-stories-mythology/Explore the myths behind famous constellations, from the bear Ursa Major to Orion and Andromeda, and learn who named the stars and how stories vary by culture.Constellations & LoreWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/constellations-and-lore/cool-constellations/https://backyardastronomy.blog/constellations-and-lore/cool-constellations/Go beyond Orion and the Big Dipper with cool and unusual constellations, including odd names, notable deep sky objects and southern highlights worth seeking out.Constellations & LoreWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/constellations-and-lore/eridanus-constellation/https://backyardastronomy.blog/constellations-and-lore/eridanus-constellation/Learn where to find Eridanus, the long river constellation, its brightest stars Achernar and Cursa, the real star Epsilon Eridani, and the myth behind the name.Constellations & LoreWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/constellations-and-lore/indigenous-star-maps/https://backyardastronomy.blog/constellations-and-lore/indigenous-star-maps/An introduction to Indigenous star maps and sky knowledge, from the Emu in the Sky to Pacific wayfinding and Andean dark constellations, with respectful learning tips.Constellations & LoreWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/planet-observing/seeing-planets-with-telescope/https://backyardastronomy.blog/planet-observing/seeing-planets-with-telescope/What each planet looks like through a backyard telescope, which are easiest to find, and how to set up, choose magnification and get sharper views.Planet ObservingWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/planet-observing/see-pluto-with-a-telescope/https://backyardastronomy.blog/planet-observing/see-pluto-with-a-telescope/Can you see Pluto with a telescope? Learn how faint it is, the aperture and dark skies you need, how to find and confirm it, and what not to expect.Planet ObservingWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/planet-observing/find-mars-with-a-telescope/https://backyardastronomy.blog/planet-observing/find-mars-with-a-telescope/Find Mars in the sky, understand why it is only impressive near opposition, and learn what surface detail a backyard telescope can show.Planet ObservingWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/planet-observing/find-saturn-in-a-telescope/https://backyardastronomy.blog/planet-observing/find-saturn-in-a-telescope/Learn how to locate Saturn in the sky, center it in your telescope and see its rings and moons, with magnification tips and troubleshooting advice.Planet ObservingWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/planet-observing/jupiter-through-a-telescope/https://backyardastronomy.blog/planet-observing/jupiter-through-a-telescope/See Jupiter's cloud belts, Galilean moons and sometimes the Great Red Spot from a home telescope, with eyepiece and magnification guidance and sharpening tips.Planet ObservingWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/planet-observing/venus-through-a-telescope/https://backyardastronomy.blog/planet-observing/venus-through-a-telescope/See Venus's phases through a telescope, learn why no surface is visible, how to find it safely in twilight, and the best equipment and tips.Planet ObservingWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/deep-sky-observing/what-it-looks-like-through-a-telescope/https://backyardastronomy.blog/deep-sky-observing/what-it-looks-like-through-a-telescope/What you will actually see through a telescope: the Moon, planets, stars, galaxies and nebulae, and why the eyepiece view differs from space photos.Deep Sky ObservingWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/deep-sky-observing/easiest-galaxy-to-see/https://backyardastronomy.blog/deep-sky-observing/easiest-galaxy-to-see/The Andromeda Galaxy is usually the easiest galaxy to see with a telescope. Learn why, what it looks like, and which easy galaxies to try next.Deep Sky ObservingWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/deep-sky-observing/how-to-see-galaxies/https://backyardastronomy.blog/deep-sky-observing/how-to-see-galaxies/Learn how to see galaxies with a telescope: dark skies, dark adaptation, low magnification, averted vision, and easy first targets like Andromeda and M81.Deep Sky ObservingWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/deep-sky-observing/what-can-you-see-90mm-telescope/https://backyardastronomy.blog/deep-sky-observing/what-can-you-see-90mm-telescope/A 90mm telescope shows lunar craters, Jupiter's bands, Saturn's rings and bright deep-sky objects. See realistic targets, magnifications and limits.Deep Sky ObservingWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-types/telescope-types-explained/https://backyardastronomy.blog/telescope-types/telescope-types-explained/Learn how refractors, reflectors and compound (catadioptric) telescopes differ, what each does well, and how to match a telescope type to what you want to see.Telescope TypesWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-types/cassegrain-vs-dobsonian/https://backyardastronomy.blog/telescope-types/cassegrain-vs-dobsonian/Cassegrain vs Dobsonian: compare portability, aperture per dollar, mounts, cooldown and ease of use to decide between a compact SCT and a large Newtonian.Telescope TypesWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-types/refractor-vs-reflector/https://backyardastronomy.blog/telescope-types/refractor-vs-reflector/Compare refractor and reflector telescopes: how each works, image quality, cost per inch of aperture, maintenance, and which suits planets or deep-sky viewing.Telescope TypesWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-types/schmidt-cassegrain-pros-cons/https://backyardastronomy.blog/telescope-types/schmidt-cassegrain-pros-cons/A balanced look at Schmidt-Cassegrain telescopes: portability, long focal length and go-to mounts, versus cost, cooldown, dew and collimation considerations.Telescope TypesWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-types/spotting-scope-vs-telescope/https://backyardastronomy.blog/telescope-types/spotting-scope-vs-telescope/Spotting scope vs telescope: how they differ in design, magnification, image orientation and use, and whether a spotting scope can show the Moon and planets.Telescope TypesWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-types/compound-telescope/https://backyardastronomy.blog/telescope-types/compound-telescope/A compound telescope combines mirrors and lenses to fold the light path. Learn how SCT and Maksutov designs work, what they are used for, and their trade-offs.Telescope TypesWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-types/refracting-telescope-uses/https://backyardastronomy.blog/telescope-types/refracting-telescope-uses/Find out what refracting telescopes are used for, from viewing the Moon, planets and double stars to wildlife and astrophotography, plus their main limitations.Telescope TypesWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/choosing-a-telescope/how-to-pick-a-good-telescope/https://backyardastronomy.blog/choosing-a-telescope/how-to-pick-a-good-telescope/Learn how to pick a good telescope: why aperture matters most, how telescope types and mounts differ, what to avoid, and how to match a scope to your budget.Choosing a TelescopeWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/choosing-a-telescope/best-goto-telescope/https://backyardastronomy.blog/choosing-a-telescope/best-goto-telescope/Considering a GoTo telescope? Learn how computerized mounts work, the main types (SCT, tabletop, smart), what to look for, and what to expect at different budgets.Choosing a TelescopeWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/choosing-a-telescope/best-telescope-deep-space/https://backyardastronomy.blog/choosing-a-telescope/best-telescope-deep-space/What is the best telescope for deep space viewing? Learn why aperture matters, how Dobsonians, SCTs and smart telescopes compare, and what galaxies and nebulae look like.Choosing a TelescopeWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/choosing-a-telescope/best-telescope-for-watching-stars/https://backyardastronomy.blog/choosing-a-telescope/best-telescope-for-watching-stars/Looking for the best telescope for watching stars on a budget? Compare binoculars, tabletop Dobsonians and small refractors, and learn what to expect to see.Choosing a TelescopeWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/choosing-a-telescope/best-telescopes-for-planets/https://backyardastronomy.blog/choosing-a-telescope/best-telescopes-for-planets/Which telescope is best for looking at planets? Compare refractors, Maksutovs, SCTs and Dobsonians, and learn what Jupiter, Saturn and Mars really look like.Choosing a TelescopeWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/choosing-a-telescope/telescope-cost/https://backyardastronomy.blog/choosing-a-telescope/telescope-cost/How much does a good telescope cost? See typical price tiers from beginner scopes to large Dobsonians, what drives the price, and where your money works hardest.Choosing a TelescopeWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/dobsonian-telescopes/dobsonian-telescope-for-beginners/https://backyardastronomy.blog/dobsonian-telescopes/dobsonian-telescope-for-beginners/A plain-language guide to Dobsonian telescopes for beginners: how they work, the downsides, which size to pick, and what you can realistically see.Dobsonian TelescopesWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/dobsonian-telescopes/best-dobsonian-telescope/https://backyardastronomy.blog/dobsonian-telescopes/best-dobsonian-telescope/How to choose the best Dobsonian telescope: which sizes and designs suit different observers, features to check, and what each size can show.Dobsonian TelescopesWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/dobsonian-telescopes/make-a-telescope-mirror/https://backyardastronomy.blog/dobsonian-telescopes/make-a-telescope-mirror/An overview of how amateurs make a telescope mirror: rough grinding, fine grinding, polishing, figuring, testing and coating, plus safety and time.Dobsonian TelescopesWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/dobsonian-telescopes/using-a-dobsonian-telescope/https://backyardastronomy.blog/dobsonian-telescopes/using-a-dobsonian-telescope/Step-by-step guide to using a Dobsonian telescope: setup, aligning the finder, choosing eyepieces, focusing, tracking objects and basic collimation.Dobsonian TelescopesWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/dobsonian-telescopes/making-a-dobsonian-telescope/https://backyardastronomy.blog/dobsonian-telescopes/making-a-dobsonian-telescope/An overview of making a Dobsonian telescope: the main parts, buying versus making the mirror, tube and rocker box options, build order and first collimation.Dobsonian TelescopesWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-optics-and-specs/telescope-aperture/https://backyardastronomy.blog/telescope-optics-and-specs/telescope-aperture/Aperture is the diameter of a telescope's main lens or mirror. Learn why it matters more than magnification, and what size is a sensible choice.Telescope Optics & SpecsWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-optics-and-specs/fast-vs-slow-telescope/https://backyardastronomy.blog/telescope-optics-and-specs/fast-vs-slow-telescope/A fast telescope has a low focal ratio and a slow one has a high ratio. Learn how to calculate it and how it affects viewing and astrophotography.Telescope Optics & SpecsWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-optics-and-specs/telescope-focal-length/https://backyardastronomy.blog/telescope-optics-and-specs/telescope-focal-length/Telescope focal length is the distance from the main lens or mirror to the focus. See how it affects magnification, field of view and eyepiece choices.Telescope Optics & SpecsWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-optics-and-specs/light-gathering-power/https://backyardastronomy.blog/telescope-optics-and-specs/light-gathering-power/Light gathering power compares a telescope's collecting area with the eye's. Learn the formula and see worked examples for 8-inch and 10-inch scopes.Telescope Optics & SpecsWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-optics-and-specs/telescope-lenses-concave-convex/https://backyardastronomy.blog/telescope-optics-and-specs/telescope-lenses-concave-convex/Telescopes use convex lenses to gather and focus light, while concave elements appear in mirrors, Barlows and Galilean designs. Here is what each does.Telescope Optics & SpecsWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-optics-and-specs/telescope-magnification-power/https://backyardastronomy.blog/telescope-optics-and-specs/telescope-magnification-power/Magnification is focal length divided by eyepiece focal length, but only so much is useful. Learn limits, whether 200x is good, and how to read 40x60 labels.Telescope Optics & SpecsWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/eyepieces-and-finders/telescope-eyepieces-guide/https://backyardastronomy.blog/eyepieces-and-finders/telescope-eyepieces-guide/A plain-language guide to telescope eyepieces: focal length, field of view, eye relief, barrel size, common designs, and which ones suit planets, the Moon and deep sky.Eyepieces & FindersWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/eyepieces-and-finders/finder-scope-for-telescope/https://backyardastronomy.blog/eyepieces-and-finders/finder-scope-for-telescope/Compare red dot finders, reflex finders and optical finderscopes, including right-angle erecting types, and learn how to choose the best finder for your telescope.Eyepieces & FindersWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/eyepieces-and-finders/how-to-use-a-finderscope/https://backyardastronomy.blog/eyepieces-and-finders/how-to-use-a-finderscope/Step-by-step help for aligning and using a finderscope on your telescope, with fixes for upside-down images and for seeing nothing through the eyepiece.Eyepieces & FindersWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/eyepieces-and-finders/eyepiece-diameter-size/https://backyardastronomy.blog/eyepieces-and-finders/eyepiece-diameter-size/Learn the standard telescope eyepiece barrel diameters (0.965, 1.25 and 2 inch), how they differ from focal length, and how to pick sizes that fit your focuser.Eyepieces & FindersWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/eyepieces-and-finders/eyepiece-magnification-chart/https://backyardastronomy.blog/eyepieces-and-finders/eyepiece-magnification-chart/Use a telescope eyepiece magnification chart to match eyepieces to your scope: formula, two example charts, exit pupil and useful magnification limits.Eyepieces & FindersWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-filters/telescope-filters-guide/https://backyardastronomy.blog/telescope-filters/telescope-filters-guide/A plain-English guide to telescope filters: moon, color, light pollution, nebula and solar types, what each does, and which are worth buying first.Telescope FiltersWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-filters/telescope-color-filter-chart/https://backyardastronomy.blog/telescope-filters/telescope-color-filter-chart/A quick telescope color filter chart showing what red, orange, yellow, green and blue filters are typically used for on the Moon and planets, with caveats.Telescope FiltersWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-filters/moon-filter-for-telescope/https://backyardastronomy.blog/telescope-filters/moon-filter-for-telescope/A moon filter dims the Moon to cut glare and eye strain. Learn how fixed and variable types differ, how to choose one, and whether you really need it.Telescope FiltersWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-setup-and-use/how-to-use-a-telescope/https://backyardastronomy.blog/telescope-setup-and-use/how-to-use-a-telescope/A beginner's walkthrough of using a telescope: assembly, aligning the finder, choosing an eyepiece, focusing, finding targets, and avoiding common first-night mistakes.Telescope Setup & UseWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-setup-and-use/polar-align-telescope/https://backyardastronomy.blog/telescope-setup-and-use/polar-align-telescope/Learn what polar alignment is, why it matters, and how to polar align an equatorial mount using the latitude scale, Polaris or the southern sky, plus common mistakes.Telescope Setup & UseWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-setup-and-use/polar-align-during-day/https://backyardastronomy.blog/telescope-setup-and-use/polar-align-during-day/Yes, you can get a daytime head start on polar alignment. Learn how to level, set latitude, find true north and what still needs stars or tools to refine.Telescope Setup & UseWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-setup-and-use/equatorial-mount-setup/https://backyardastronomy.blog/telescope-setup-and-use/equatorial-mount-setup/Set up a telescope on an equatorial mount: assemble the tripod, level it, set latitude, balance both axes, polar align and start observing, with common mistakes to avoid.Telescope Setup & UseWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-setup-and-use/telescope-pier/https://backyardastronomy.blog/telescope-setup-and-use/telescope-pier/What a telescope pier is, the main types (concrete, steel, portable), why piers improve stability, and what to think about before building or buying one.Telescope Setup & UseWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-setup-and-use/telescope-tracking/https://backyardastronomy.blog/telescope-setup-and-use/telescope-tracking/Why telescopes need tracking, how motorized equatorial, altazimuth and GoTo mounts follow the sky, and how tracking differs from guiding for visual use and imaging.Telescope Setup & UseWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-setup-and-use/telescope-during-the-day/https://backyardastronomy.blog/telescope-setup-and-use/telescope-during-the-day/What you can see through a telescope in daylight, from the Moon and bright planets to terrestrial views, plus essential Sun safety and which telescopes suit daytime use.Telescope Setup & UseWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-setup-and-use/telescope-image-orientation/https://backyardastronomy.blog/telescope-setup-and-use/telescope-image-orientation/Why telescopes show upside-down or mirrored views, how refractors, reflectors and Schmidt-Cassegrains differ, and how to correct the image if you need to.Telescope Setup & UseWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-collimation/telescope-collimation-guide/https://backyardastronomy.blog/telescope-collimation/telescope-collimation-guide/Learn what telescope collimation is, which telescopes need it, how to spot a misaligned scope, which tools help, and how to check your results with a star test.Telescope CollimationWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-collimation/collimate-refractor-telescope/https://backyardastronomy.blog/telescope-collimation/collimate-refractor-telescope/Find out whether your refractor can be collimated, how to check alignment with a star test, and how to adjust an objective cell with push-pull screws.Telescope CollimationWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-collimation/collimate-telescope-without-laser/https://backyardastronomy.blog/telescope-collimation/collimate-telescope-without-laser/Collimate a Newtonian without a laser using a collimation cap or sight tube, then fine-tune on a star. Clear steps, what to look for, and common mistakes.Telescope CollimationWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-collimation/telescope-spider-vanes/https://backyardastronomy.blog/telescope-collimation/telescope-spider-vanes/A telescope spider holds the secondary mirror in a reflector. Learn how vanes work, why they cause diffraction spikes, and how the spider relates to collimation.Telescope CollimationWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-care-troubleshooting/telescope-troubleshooting/https://backyardastronomy.blog/telescope-care-troubleshooting/telescope-troubleshooting/Work through the most common telescope problems, from a black view and no focus to shaky images, dew and dirty optics, with simple checks to try first.Telescope Care TroubleshootingWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-care-troubleshooting/leave-telescope-outside/https://backyardastronomy.blog/telescope-care-troubleshooting/leave-telescope-outside/Is it safe to leave a telescope outside? Learn the risks from moisture, heat, pests and weather, when short-term setups are fine, and better storage options.Telescope Care TroubleshootingWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-care-troubleshooting/cleaning-a-telescope-mirror/https://backyardastronomy.blog/telescope-care-troubleshooting/cleaning-a-telescope-mirror/Most mirrors need cleaning only rarely. Learn when to clean, how to wash a primary mirror with soap and distilled water, and the mistakes that cause scratches.Telescope Care TroubleshootingWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-care-troubleshooting/cleaning-telescope-eyepieces/https://backyardastronomy.blog/telescope-care-troubleshooting/cleaning-telescope-eyepieces/Learn how to clean telescope eyepieces safely: when cleaning is worth it, what supplies to use, a gentle step-by-step method, and what to avoid.Telescope Care TroubleshootingWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-care-troubleshooting/dew-on-telescope/https://backyardastronomy.blog/telescope-care-troubleshooting/dew-on-telescope/Learn why dew forms on telescope optics and how to prevent it with dew shields and heaters, plus safe ways to clear it and dry your gear after a damp night.Telescope Care TroubleshootingWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-care-troubleshooting/telescope-not-focusing/https://backyardastronomy.blog/telescope-care-troubleshooting/telescope-not-focusing/If your telescope will not come into focus, check the target distance, eyepiece, focuser lock and accessories first. Here are the common causes and fixes.Telescope Care TroubleshootingWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/night-sky-photography/night-sky-photography-guide/https://backyardastronomy.blog/night-sky-photography/night-sky-photography-guide/Learn night star photography basics: the gear you need, starting camera settings, focusing on stars, finding the Milky Way, stacking and simple editing.Night Sky PhotographyWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/night-sky-photography/best-lens-for-star-photography/https://backyardastronomy.blog/night-sky-photography/best-lens-for-star-photography/What to look for in a lens for star photography: focal length, wide apertures, coma and edge sharpness, crop sensor equivalents and budget tips.Night Sky PhotographyWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/night-sky-photography/photo-through-a-telescope/https://backyardastronomy.blog/night-sky-photography/photo-through-a-telescope/Yes, you can photograph through a telescope with a phone. Learn the setup, steps, tips for the Moon and planets, and how to fix blurry results.Night Sky PhotographyWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/night-sky-photography/star-trail-photography/https://backyardastronomy.blog/night-sky-photography/star-trail-photography/Learn how to photograph star trails: gear, camera settings, intervalometer sequences and how to stack frames in StarStaX or Photoshop for clean results.Night Sky PhotographyWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-astrophotography/astrophotography-with-a-telescope/https://backyardastronomy.blog/telescope-astrophotography/astrophotography-with-a-telescope/Learn how astrophotography with a telescope works: choosing targets, telescope, mount and camera, how tracking and stacking work, and a simple way to begin.Telescope AstrophotographyWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-astrophotography/astrophotography-telescope-dslr/https://backyardastronomy.blog/telescope-astrophotography/astrophotography-telescope-dslr/How to attach a DSLR to a telescope for astrophotography: adapters, focusing, starting settings, tracking, stacking, and whether DSLRs are still worth using.Telescope AstrophotographyWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-astrophotography/astrophotography-best-telescope/https://backyardastronomy.blog/telescope-astrophotography/astrophotography-best-telescope/What makes a telescope good for astrophotography: types compared, focal length and focal ratio, aperture, mounts, and which setups suit planets or deep sky.Telescope AstrophotographyWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-astrophotography/deep-sky-astrophotography-beginners/https://backyardastronomy.blog/telescope-astrophotography/deep-sky-astrophotography-beginners/Start deep sky astrophotography: the core gear, how stacking works, light pollution and filters, basic processing, and good first nebula and galaxy targets.Telescope AstrophotographyWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-astrophotography/dobsonian-astrophotography/https://backyardastronomy.blog/telescope-astrophotography/dobsonian-astrophotography/Can you do astrophotography with a Dobsonian? Yes for the Moon and planets, but deep sky is hard. Learn why, what works, and which upgrades can help.Telescope AstrophotographyWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-astrophotography/telescope-prime-focus/https://backyardastronomy.blog/telescope-astrophotography/telescope-prime-focus/What prime focus means in telescope astrophotography, how it differs from eyepiece methods, what adapters you need, and how to fix common focus problems.Telescope AstrophotographyWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/telescope-astrophotography/telescope-astrophotography-beginners/https://backyardastronomy.blog/telescope-astrophotography/telescope-astrophotography-beginners/A step-by-step plan for beginners in telescope astrophotography: realistic expectations, a first setup, mount alignment, camera choices, stacking, and common mistakes.Telescope AstrophotographyWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/astro-image-processing/star-reduction-pixinsight/https://backyardastronomy.blog/astro-image-processing/star-reduction-pixinsight/Learn the main ways to reduce stars in PixInsight, from Morphological Transformation with a star mask to star removal and scripts, plus common problems.Astro Image ProcessingWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/astro-image-processing/ekos-astronomy/https://backyardastronomy.blog/astro-image-processing/ekos-astronomy/EKOS is the astrophotography control suite in KStars. Learn what it does, how its modules work, a typical setup flow, and how it compares with NINA.Astro Image ProcessingWed, 14 Oct 2026 00:00:00 GMThttps://backyardastronomy.blog/astro-image-processing/fwhm-astronomy/https://backyardastronomy.blog/astro-image-processing/fwhm-astronomy/FWHM measures how widely a star's light spreads. Learn the definition, how to calculate it, the Gaussian and 1/e2 conversion, and how to measure it in practice.Astro Image ProcessingWed, 14 Oct 2026 00:00:00 GMT