Sky & telescope - As the essential guide to all things astronomy, Sky & Telescope is the go-to resource for stargazers worldwide. Founded in 1941, we've been supporting passion for astronomy at all levels ever since.

 
Sky & Telescope A bright Perseid meteor streaked down on August 7, 2010, over buildings at the Stellafane amateur astronomy convention in Springfield, Vermont. Sky & Telescope / Dennis di Cicco Every year in mid-August, Earth passes collides with particles spread along the orbit of Comet Swift-Tuttle.. Sams port huron

Sky map showing night sky tonight in The Telescope, Queensland, Australia. What planets are visible? Where is Mars, Saturn or Venus? What is the bright star in the sky?Astronomy for Beginners: Getting Started in Astronomy. An easy guide to exploring the universe is just a quick download away. This PDF document contains valuable tips for beginner stargazers, a detailed Moon map, and six bimonthly star charts for either the Northern or Southern Hemisphere. By: The Editors of Sky & Telescope August 2, 2006. Feel like watching series and movies with unlimited access? Test Sky Show with 7-day free trial, cancel anytime. Season 1 available. Sky Exclusive. Sky Exclusive. Complete season 2. Discover on Sky Show. Season 6 available. Miniserie available. Sky-Watcher - The worlds largest telescope manufacturer. Sky-Watcher Global. Toggle navigation. About Us; Our Products . Telescopes; Mounts & Tripods; Telescope Accessories ... Sky-Watcher Quattro-150P, HEQ5 Pro SynScan; 0 Views; 15 Comments; The Veil Nebula - NGC6960. by Nadeem Shah. Sky-Watcher … Limited emergency calling. Skype is not a replacement for your telephone and has limited emergency calling capabilities depending on your country. Learn more about emergency calling supporting. Keep in touch with free video chat, messaging & affordable international calls. Create instant online video calls with one click, no download required. Find all things eclipse — including weather forecasts, observing guides, and events and lodging — in Sky & Telescope's eclipse resources page. Sinaloa, Mexico Portal Eclipse Festival, April 5–9, 2024. Event type: Music festival (includes camping/RV)The Moon's southern highlands are densely covered with overlapping craters. Night Sky: Gary Seronik. The Moon is one celestial object that never fails to impress when seen in a telescope. It’s our nearest neighbor in space — big, bright, beautifully bleak, and just a quarter million miles away. That’s fewer miles than …Find all things eclipse — including weather forecasts, observing guides, and events and lodging — in Sky & Telescope's eclipse resources page. Sinaloa, Mexico Portal Eclipse Festival, April 5–9, 2024. Event type: Music festival (includes camping/RV)‎ ‎ Telescopes Canada grew from our personal hobby to Canada's largest dealer for many manufacturers like Celestron, Sky-Watcher, ZWO, William Optics, iOptron, Optolong, Pegasus Astro, Baader Planetarium, Svbony, Explore Scientific and many more.‎ ‎ Browse our website and give us a call at (289) 428-1334 with any questions!The total solar eclipse will be on April 8, 2024, and will be seen from Mazatlán, Mexico to Newfoundland, Canada. A total solar eclipse is easily the most beautiful spectacle you will ever see in the sky. These solar eclipses will thrill many millions of people in North America. Below is a series of eclipse maps to enlighten and inspire ...Thursday, April 4 — Arrival in Austin. Arrive at Sky & Telescope’s classy, cushy 4½-star in the midst of Austin’s action. Exhale and make yourself at home, then meet your fellow eclipse buffs at a social reception and welcome dinner. Dinner provided. Friday, April 5 — Classes at Hotel / Texas State Capitol Complex.Link to this page Print: Loading Sky Maps...Types of Stars. Image credit: NASA. A star’s color relies on its temperature: hotter stars emit bluer light and cooler stars emit redder light. Temperature is also correlated to mass. Red dwarf stars have as little as 0.075 solar masses and a visible surface temperature less than 4,000 K. The most massive …Data Credits. StellariumWeb. Search... FOV 120°. Observe. 15:25:43. 2024-03-16. Stellarium Web is a planetarium running in your web browser. It shows a realistic star map, just like what you see with the naked eye, binoculars or a telescope.Then in the 1960s the pulsar was discovered. Now we have these wonderful new findings made from space. Best of all, the Crab is easy to see in a small telescope. Fall and winter are the best times to observe it. The ghostly lights from two dead stars — known as pulsars — have stories to tell. Astronomers are listening.EXCLUSIVE: Sky UK has forged an initiative to discover the next generation of diverse documentaries after five factual shows were nominated at the BAFTAs. The …Sky & Telescope; source: Fred Espenak Now just three years away, preparations for this “Great North American Eclipse” are already underway. Just as it did in 2014, the …The European Space Agency (ESA) has published the first color images obtained by the Euclid space telescope, and they’re gorgeous. With its 1.2-meter primary mirror, Euclid is less powerful than the James Webb Space Telescope, but its field of view is about 200 times as large. As a result, each Euclid image covers an area more than twice …Polaris appears dim to us only because of its immense distance from Earth. In reality, the star is a behemoth — a yellow supergiant that’s in a short-lived phase before the star balloons into a red supergiant. It’s the largest and brightest member of a triple star system, which includes the main-sequence F -class stars …This Week's Planet Roundup. Mercury is out of sight in conjunction with the Sun.. Venus, magnitude –3.9, rises in the southeast as dawn gets under way.It's still hanging low there when dawn grows too bright for it. Mars, magnitude +1.3, remains deep in the sunrise.. Jupiter, magnitude –2.2 in Aries, is the bright white dot high in the southwest at …The Hubble Tension, Bad Photoshop Habits, and Failed Stars. In the March 2022 issue of Sky & Telescope, scientists examine a conundrum: Two ways of measuring the expansion rate of the universe continue to yield different results, and additional data and more precise measurements have only heightened the discrepancy.EXCLUSIVE: Sky UK has forged an initiative to discover the next generation of diverse documentaries after five factual shows were nominated at the BAFTAs. The … UK weather: The latest Sky News forecast. 2:24. Couple rescue driver trapped in floods. Four feet of snow and 'gorilla hail' set to fall in parts of US. 0:59. US hit by winter storm. 2:45. US hit ... Mar 12, 2024 · Get game-changing speeds for just £33 a month on an 18-month contract, with no setup fees. You also get a reliable connection and upwards of 30 devices can stream in UHD at the same time - thanks ... Sky & Telescope / Gregg Dinderman. Because Jupiter and Saturn will hang low in the southwestern sky, find a location with a wide open view in that direction. They'll be about 14° high when they first become easily visible about 45 minutes after sunset.Sky & Telescope's Saturn's Moons observing tool, which will open in a new browser window, shows the positions of the planet's brightest satellites, Titan, Rhea, Dione, Tethys, and Enceladus, for any date and time from January 1900 to December 2100.At upper left is the date and time; when it opens, these are …On January 9, 2021, Comet 156P/Russell-LINEAR made a scenic pass of the Pinwheel Galaxy (M33) in Triangulum. Chris Schur. Russell-LINEAR fades slowly in the coming weeks but should remain visible in 10-inch or larger instruments through at least mid-February. The comet's orbital period is 6.4 years.Sky & Telescope readers share their astronomy pictures featuring lunar craters, solar eclipses, ghostly nebulae, sparkling star clusters, and much more. Share your own! Browse below to see our newest submitted astrophotos, or browse by category. Share Your Photos. 1–20 of 15,578 results.Sky & Telescope readers can record scientifically useful observations of BlueWalker 3. I have been studying magnitudes recorded by visual observers since Starlink and other spacecraft became an issue for astronomers a few years ago.Uranus, magnitude 5.7 in Aries, is up in the east in good binocular or telescope view by late evening. See the Uranus finder charts in the November Sky & Telescope, page 49. Neptune, magnitude 7.8 at the Aquarius-Pisces border, is 10° west of Jupiter. See the Neptune finder charts in the September Sky & … We would like to show you a description here but the site won’t allow us. In the October 2022 issue of Sky & Telescope, we present three astronomical mysteries. First, astronomers have discovered an assortment of gas giants too close to their stars for comfort — and they want to know how these hot Jupiters ended up hugging their stars. In a puzzle closer to home, if you had told someone 150 years ago that Jupiter's ...Lone satellites coursing through the night sky are commonplace, but in May 2019 observers witnessed an unprecedented parade of startlingly bright objects marching across the heavens. A single video frame captured the "string of pearls" effect as 60 Starlink satellites raised their orbits following launch in May 2019. Marco Langbroek.EXCLUSIVE: Sky UK has forged an initiative to discover the next generation of diverse documentaries after five factual shows were nominated at the BAFTAs. The …Active Asteroids, Ansel Adams, and Astroimage Processing. In the June 2023 issue of Sky & Telescope, we have a beginner’s guide to photographing the summer Milky Way. And for deep-sky astrophotographers, we teach you the basics of using PixInsight, a popular astronomical image-processing software. Last on our photography agenda, the … En SKY Airline encuentra vuelos baratos para que nunca dejes de volar por Chile y Sudamérica. Entra a skyairline.com y busca tu próximo destino. Pasajes y paquetes baratos. You’re moving house – so we’ll pack our bags and come with you. We’ll have you set up at your new place before you’ve even unpacked your toothbrush. Start your move Track your move. The waning crescent Moon now passes Alpha Librae, Saturn, and Antares in the eastern dawn. "Here are two important tips," advises Robert Naeye, editor in chief of Sky & Telescope magazine on how to use a telescope. "First, set up your scope indoors and make sure you understand how everything works before you take it out into the night."As the telescope orbits Earth, its mirror gathers light from the cosmos, collecting images and data. For some of deepest images, the telescope has stared at the same point in …Link to this page Print: Loading Sky Maps...Active Asteroids, Ansel Adams, and Astroimage Processing. In the June 2023 issue of Sky & Telescope, we have a beginner’s guide to photographing the summer Milky Way. And for deep-sky astrophotographers, we teach you the basics of using PixInsight, a popular astronomical image-processing software. Last on our photography agenda, the …Use a high ISO setting (400 or higher) to keep your exposures short (less than a second or so). This will help minimize blurry images due to vibrations or tracking errors. Use the appropriate adapters to attach the camera body securely to the telescope focuser.We’ll provide maps to help you locate famous seas, mountains, craters and Apollo landing sites. We’ll even help you glimpse the far side of the moon . . . well the 9% you can see on Earth from time to time. Once you’ve read through each of our articles you’ll be a lunar expert, more familiar with the terrain than Neil Armstrong.This 1850 daguerreotype of Vega is the first image of a nighttime star. The diffraction spikes, a feature associated with telescopes that have a secondary obstruction, would have been caused by the camera's diaphragm. On the night of July 16–17, 1850, Vega became the first star after the Sun to have its picture taken.The waning crescent Moon now passes Alpha Librae, Saturn, and Antares in the eastern dawn. "Here are two important tips," advises Robert Naeye, editor in chief of Sky & Telescope magazine on how to use a telescope. "First, set up your scope indoors and make sure you understand how everything works before you take it out into the night."‎ ‎ Telescopes Canada grew from our personal hobby to Canada's largest dealer for many manufacturers like Celestron, Sky-Watcher, ZWO, William Optics, iOptron, Optolong, Pegasus Astro, Baader Planetarium, Svbony, Explore Scientific and many more.‎ ‎ Browse our website and give us a call at (289) 428-1334 with any questions! Jump to navigation. Login Register. Main This Week's Sky at a Glance, March 1 – 9. By: Alan MacRobert March 1, 2024 1. Email (required) *. Yes, I would like to receive emails from Sky & Telescope. (You can unsubscribe anytime) Constant Contact Use. By submitting this form, you are consenting to receive marketing emails from: American Astronomical Society, 1667 K Street NW ...This 1850 daguerreotype of Vega is the first image of a nighttime star. The diffraction spikes, a feature associated with telescopes that have a secondary obstruction, would have been caused by the camera's diaphragm. On the night of July 16–17, 1850, Vega became the first star after the Sun to have its picture taken.But stargazing basics don’t have to be hard. Sky & Telescope editors (with more than 100 years of collective experience) are here to help you learn your way around the night sky. Whether you’re looking for your first telescope, trying to learn the constellations, or want to learn to use star charts, you’ve come to the right place. The ...Ever since Sky & Telescope first introduced the Pocket Sky Atlas in 2006, and then the Jumbo version in 2015, the atlases’ enthusiastic acceptance has been more than gratifying. Taken together (for they differ only in page size), they’ve been the magazine’s most popular celestial atlas throughout the last 15 years.Table of Contents for the Digital Edition of Sky & Telescope - December 2023. Contents Sky & Telescope - December 2023 - Cover1 Sky & Telescope - December 2023 - Cover2 Sky & Telescope - December 2023 - 1 Sky & Telescope - December 2023 - Contents Sky & Telescope - December 2023 - 3 Sky & …Former Sky & Telescope editors Edwin Aguirre and Imelda Joson have organized, led and/or participated in 12 solar eclipse expeditions and tours. Comments. texadactyl. August 18, 2017 at 4:17 pm. Last-second shoppers: If you have welding masks of shade 12 or higher, NASA says that these are safe for viewing. Sky offers TV, broadband and mobile phone packages with Sky Stream, Sky Glass and Sky Live features. Watch Sky content on Netflix, video call, play and work out with Sky Glass and Sky Live. The Sky-Watcher Skyliner-200P is the most budget-friendly option for deep-sky astronomy at this level, prioritizing performance over fancy features. The Skyliner-200P is a weighty telescope at ...Galaxies, nebulas and more: See photos. The research center in Borrego Springs, California is a designated dark sky site, far away from the city lights. "The best …Although initially stellar in appearance at the start of its outburst on July 20th, Comet 12P/Pons-Brooks quickly developed a coma. This image, made with a 61-cm telescope on July 22.2 UT, reveals a peculiar pair of "horns" extending northward from the coma. The "missing" section of the coma may be caused by … ** Calls to Sky contact centres are free for Sky Talk and Sky Mobile customers. If you're not with Sky Talk or Mobile, calls to 03 numbers cost the same as calls to 01 or 02 numbers and are included in your calls package. If you don't have a calls package, you'll need to check your provider's tariff guide as charges may apply. Sep 6, 2023 · The ultimate Sky TV sports package, thrown in BT Sport on top and enjoy UFC fights, Champions League football, and more. Now £73 a month, save £324 in total. Something for everyone, enjoy ... All you need. All in one place. Manage your account, pay your bill and get help right here. Sign in. Bills & Payments. Your Products. Find all things eclipse — including weather forecasts, observing guides, and events and lodging — in Sky & Telescope's eclipse resources page. Sinaloa, Mexico Portal Eclipse Festival, April 5–9, 2024. Event type: Music festival (includes camping/RV)But stargazing basics don’t have to be hard. Sky & Telescope editors (with more than 100 years of collective experience) are here to help you learn your way around the night sky. Whether you’re looking for your first telescope, trying to learn the constellations, or want to learn to use star charts, you’ve come to the right place. The ...This interactive light-pollution map will help you find the darkest skies near your home. The radiant point of the Perseid shower gets fairly high in the northeast by 11 p.m., so meteors become more frequent. The higher a shower's radiant, the more meteors are seen all across the sky. Sky & Telescope.March’s full moon, also known as the worm moon, will wriggle its way into the sky on March 25. Not only will there be a full moon, but there will also be a penumbral …FOV 120°. Observe. 15:25:43. 2024-03-16. Stellarium Web is a planetarium running in your web browser. It shows a realistic star map, just like what you see with …Locate and identify it using the finder charts in the November Sky & Telescope, pages 48-49. Neptune, fainter at magnitude 7.9, is at the Aquarius-Pisces border 21° east of Saturn and is still fairly high right after dark. Neptune is only 2.3 arcseconds wide: harder to resolve as a ball than Uranus, but definitely …H-alpha light is emitted by hydrogen atoms, by far the most common element in the Sun, when electrons within those atoms absorb energy and rise to a higher energy level or orbit. When they cascade back to their original orbits, they release that energy as crimson light with a wavelength of 6562.8Å (656 nm). Switching to Sky Glass Reviews Sky Live New Close Glass menu Broadband Broadband TV & Broadband Full Fibre Broadband Broadband for Gaming Broadband for Business There are no deep sky objects brighter than 13th magnitude along the comet's path, shown nightly from Oct. 7 through Nov. 1. MegaStar, courtesy of Emil Bonanno I hauled out my 15-inch between rain showers on Thursday night (Oct. 5th) and, using 64×, spotted the bright but slightly fuzzy nub at magnitude 11.3, with a degree of condensation of 8. Watch the best live coverage of your favourite sports: Football, Golf, Rugby, Cricket, F1, Boxing, NFL, NBA, plus the latest sports news, transfers & scores. Galaxies, nebulas and more: See photos. The research center in Borrego Springs, California is a designated dark sky site, far away from the city lights. "The best …Sky & Telescope adopted Pruett's new definition, using it in a note entitled "'Blue' Moons in May" on page 176 of the May 1950 issue. In a bizarre twist, the data on lunar phases for this note came from none other than H. Porter Trefethen of Winthrop, Maine, editor of the very almanac Pruett misread four years earlier!Binoculars easily resolve Epsilon. And a 4-inch telescope at 100× or more should resolve each of Epsilon's wide components into a tight pair. Zeta Lyrae is also a double star for binoculars; much tougher, but plainly resolved in a telescope. Delta Lyrae, below Zeta, is a much wider and easier binocular pair, …William Optics. ZenithStar Super Series Telescope. Gran Turismo Series Telescope. 20TH Edition Telescope. Mounting Accessories. WO Eyepieces. Diagonal. Focuser. Photo Accessories and Filters.Here are three essential tips for starting on the right foot, to avoid frustrations and move quickly up the learning curve. First, get your scope all set up indoors. Read the instructions, and get to know how everything works — how the telescope moves around, how to change eyepieces, and so on — in warmth and comfort.Sky & Telescope. Be aware that the Moon will be just past full and shines brightly in Cancer at the same time that the asteroid is best visible. But at magnitude 10–10.5 and with the Moon in the opposite part of the sky, …Sky map showing the night sky tonight from any location. What planets are visible tonight? Where is Mars, Saturn or Venus? What is the bright star in the sky?Sky sailing is simple but still engaging in Passing By - A Tailwind Journey. Airships have an odd place in games. They pop up as a central idea in a fair few games, …Emails are serviced by Constant Contact. Four eclipses occur in 2021, with annular and total solar eclipses alternating between total and not-quite-total lunar eclipses. The beginning of totality during the total solar eclipse on December 14, 2020. Large red prominences and part of the turbulent chromosphere appear …The vibrant crimson so obvious in pictures of M42 is the spectral hue emitted by the nebula’s huge stores of energized hydrogen. Yet Night Sky columnist Sue French notes that in many backyard telescopes “the bright mist holding the Trapezium is mottled with sea-green luminescence.” Green is the color emitted by oxygen ions — superheated ...Sky & Telescope is the essential guide to astronomy, showcasing each month a wide array of celestial events and astronomy news. Our online table of contents give you an … Skyscanner is your ultimate destination for booking cheap flights from anywhere to everywhere. Compare and find the best airline tickets to your favourite destinations, whether you're looking for a direct flight, round-trip flight or one-way ticket. Explore flight deals to Tromso, France, Montreal, Dominica, Switzerland and more with Skyscanner. Our Astronomical Almanac presents basic astronomical data customized for your location for any date from AD 1600 to 2400. The interactive tool displays sunrise and sunset times, morning and evening twilight times, moonrise and moonset times, the Moon's phase, a list of naked-eye planets visible in the evening and morning skies, rise and set ...Witness the longest total solar eclipse until 2114 — and explore Egypt’s spectacular antiquities — on one of Sky & Telescope’s seven expeditions to Luxor in August 2027. When the Moon completely covers the Sun on August 2, 2027, it’s going to be the event of a lifetime — because this eclipse offers the longest duration of totality ...This 1850 daguerreotype of Vega is the first image of a nighttime star. The diffraction spikes, a feature associated with telescopes that have a secondary obstruction, would have been caused by the camera's diaphragm. On the night of July 16–17, 1850, Vega became the first star after the Sun to have its picture taken.Locate and identify it using the finder charts in the November Sky & Telescope, pages 48-49. Neptune, fainter at magnitude 7.9, is at the Aquarius-Pisces border 21° east of Saturn and is still fairly high right after dark. Neptune is only 2.3 arcseconds wide: harder to resolve as a ball than Uranus, but definitely …

Class 1: Excellent Dark-sky Site. To the unaided eye the limiting magnitude is 7.6 to 8.0 (with effort), though the presence of Jupiter or Venus in the sky seems to degrade dark adaptation. The zodiacal light, gegenschein, and zodiacal band are all visible — the zodiacal light to a striking degree, and the zodiacal band spans the entire sky.. Dennis 7 dees

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Class 1: Excellent Dark-sky Site. To the unaided eye the limiting magnitude is 7.6 to 8.0 (with effort), though the presence of Jupiter or Venus in the sky seems to degrade dark adaptation. The zodiacal light, gegenschein, and zodiacal band are all visible — the zodiacal light to a striking degree, and the zodiacal band spans the entire sky.Sky map showing night sky tonight in The Telescope, Queensland, Australia. What planets are visible? Where is Mars, Saturn or Venus? What is the bright star in the sky?Around 35° from Sirius is the second brightest star, Canopus, the Great Star of the South. To southerners, it's a near-constant companion of Sirius, seen from October through May. Here's a helpful tip: Take Sky & Telescope's 30°S planisphere with you in your travels to help you identify constellations.Telescopes using calibrated imaging can show and document these small angular size changes visible that support the Moon orbits the earth in an elliptical orbit about a spherical earth that rotates or spins on an axis. The October issue of Sky & Telescope on page 42 shows lunar perigee and apogee for the month of October 2018. Join others to uncover mysteries of the desolate kingdom and team up to help recover and return the stars to their constellations. Let courage and compassion light your way. Learn more about the inspiration behind developing Sky in this Q&A conversation between Jenova Chen and Geoff Keighley. Sky Q&A with Jenova Chen and Geoff Keighley. Our roundup of the best telescopes for deep space, including traditional and smart options that allow you to explore the hidden depths of the universe.The 12P/Pons-Brooks can be spotted in the night sky with binoculars or a telescope, but may even be visible to the naked eye in the coming weeks. Niamh …Sky and Telescope. Astronomers use the magnitude scale to measure star and planet brightness. Each magnitude is 2.5 times brighter than the one below it. Altair, in Aquila the Eagle, shines at about magnitude +1 which is 2.5 times brighter than a 2nd magnitude star, which is 2.5 times brighter than a 3rd …Sky & Telescope readers can record scientifically useful observations of BlueWalker 3. I have been studying magnitudes recorded by visual observers since Starlink and other spacecraft became an issue for astronomers a few years ago. The brightness data are used to characterize and monitor these space objects.Then in the 1960s the pulsar was discovered. Now we have these wonderful new findings made from space. Best of all, the Crab is easy to see in a small telescope. Fall and winter are the best times to observe it. The ghostly lights from two dead stars — known as pulsars — have stories to tell. Astronomers are listening.The Moon's southern highlands are densely covered with overlapping craters. Night Sky: Gary Seronik. The Moon is one celestial object that never fails to impress when seen in a telescope. It’s our nearest neighbor in space — big, bright, beautifully bleak, and just a quarter million miles away. That’s fewer miles than …The First White Dwarf, Black Holes Unmasked, and Planetary Nebulae in Cassiopeia. In the December 2022 issue of Sky & Telescope, we’re on the hunt for the first white dwarf star. While many think Sirius B was the first one to be discovered, that honor actually goes to 40 Eridani. But astronomers knew about Sirius B and 40 Eridani …Locate and identify it using the finder charts in the November Sky & Telescope, pages 48-49. Neptune, fainter at magnitude 7.9, is at the Aquarius-Pisces border 21° east of Saturn and is still fairly high right after dark. Neptune is only 2.3 arcseconds wide: harder to resolve as a ball than Uranus, but definitely …Sky & Telescope is the essential guide to astronomy, showcasing each month a wide array of celestial events and astronomy news. Our online table of contents give you an …Data Credits. StellariumWeb. Search... FOV 120°. Observe. 15:25:43. 2024-03-16. Stellarium Web is a planetarium running in your web browser. It shows a realistic star map, just like what you see with the naked eye, binoculars or a telescope.It’s equal to the telescope’s focal length divided by the eyepiece’s focal length. As a rule of thumb, a telescope’s maximum useful magnification is 50 times its aperture in inches (or twice its aperture in millimeters). True Field of View: The circle of sky that you see when you look through a telescope or binoculars. …Sky-Watcher. SkyWatcher USB Cooling Fan for Dobsonian Telescopes (94256) $35.00. 1 2 3. All-Star Telescope is Canada's Sky-Watcher dealer. We carry a wide selection of SkyWatcher telescopes including dobsonians, Esprit, and EvoStar refractors, and their reflectors. We also have Sky-Watcher mounts and star trackers including the GTi, EQM …Calculate when the International Space Station or Hubble Space Telescope will be visible from your location, and find out what path the satellite will take across the sky as it passes overhead. The Satellite Transit tool will alert you if the ISS or Hubble is due to come within 10° of any naked-eye planet, the Moon, …Sky & Telescope, Cambridge, Massachusetts. 596,618 likes · 5,838 talking about this. 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