Celestron Starsense Explorer 114mm Smartphone App-Enabled Tabletop Dobsonian Telescope
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Celestron has reinvented the Tabletop Dobsonian telescope with StarSense Explorer—the first 114mm Tabletop Dobsonian that uses your smartphone to analyze the night sky and calculate its position in real-time. This 114mm aperture is ideal for beginners, thanks to the app's user-friendly interface and detailed tutorials. It's like having your own personal tour guide of the night sky.
Dock, Launch, Explore
Leave complicated star charts, imprecise planetarium apps, and computerized mounts behind. With StarSense Explorer, locating objects has never been easier, faster, or more accurate. Within minutes of setting up the telescope, you'll be navigating the sky with confidence. Simply place your phone in the unique StarSense dock and launch the StarSense Explorer app. After aligning your phone to the telescope's optics (a quick and easy procedure), StarSense Explorer generates a list of celestial objects currently visible. Make your selection and arrows appear on-screen, guiding you as you move the telescope. When the object is ready to view in the eyepiece, the bullseye turns green. As you observe, listen to hundreds of audio descriptions and view detailed information about thousands of objects within the app’s robust database.
High-Quality Altazimuth Base
The stable Tabletop Dobsonian base provides a sturdy foundation for StarSense Explorer. The tabletop base is compact, lightweight, and easy to transport, making it perfect for travel. The base’s low-profile makes accessing the eyepiece easier for some observers (especially children). You can also place the base on a stable platform, like a table or hood of a car, to raise it to a comfortable viewing height. Consider adding the optional tripod for even more viewing options. Teflon bearings provide smooth motion in both altitude and azimuth. The integrated altitude ‘brake’ system allows you to adjust the tension along the altitude axis to ensure the smoothest motion, even with slight imbalances. As celestial objects appear to drift across the night sky, you’ll be able to follow them easily. The optical tube connects to the base via tube rings. It’s easy to adjust the tube’s position in the rings so the focuser is in the best viewing position. The base features an eyepiece rack to keep your extra eyepiece(s) close at hand.
Dazzling Views with Excellent Optics
With a large 114mm aperture parabolic primary mirror, this telescope has enough light gathering ability to bring out detail in celestial objects. You can expect sharp, bright views of Jupiter’s four Galilean moons, its cloud bands and Great Red Spot, the rings of Saturn, the trapezium in the Orion Nebula, and the beautiful Pleiades Open Star Cluster. You'll be able to discern subtle details while viewing the Moon and planets, as well as faint galaxies and nebulae. This telescope features a 1.25-inch rack-and-pinion focuser that accepts 1.25-inch eyepieces and dust covers for the front of the tube and the focuser.
Perfect for the City or Dark Sky Sites
Even if you live in a light-polluted city location, the Celestron StarSense Explorer 114mm Tabletop Dobsonian is advanced enough to easily pick out Jupiter, Saturn, open star clusters like the Pleiades, double stars like Alberio, the Orion Nebula, Andromeda Galaxy, and more of the best and brightest celestial objects. But if you can take the telescope to an even slightly darker location, more objects will become visible. With this 114mm Dobsonian and relatively dark skies, hundreds of fascinating objects are well within your reach. The StarSense Explorer Tabletop Dobsonian is equipped with carry handles, making it easy to transport to your observing site.
Mount
| Mount Type | Alt-Az Mount |
General
| Weight | Tube Weight: 4.2 lb, Base Weight: 8.4 lb |
Optical Tube Assembly
| Aperture | 4.5-inch/114mm |
| Optical Design | Newtonian Reflector |
| Focal Length | 450mm |
| Focal Ratio | f/4 |
| Focuser | Rack and Pinion |
| Eyepiece Barrel Diameter | 1.25" |
| Finderscope | StarPointer finderscope |
- Optical tube
- Dobsonian base
- 17 mm and 10mm eyepiece
- Starpointer red-dot finderscope
- Starsense explorer dock
- Starsense explorer unlock code
- Eyepiece rack
- Collimation cap
- Celestron starry night basic edition software
- Never look directly at the sun with the naked eye or with an optic (unless you have the proper solar filter). Permanent and irreversible eye damage may result.
- Never use your optic to project an image of the sun onto any surface. Internal heat build-up can damage the optic and any accessories attached to it.
- Never leave your optic unsupervised. Make sure an adult who is familiar with the correct operating procedures is with your optic at all times, especially when children are present.
Celestron Starsense Explorer 114mm Smartphone App-Enabled Tabletop Dobsonian Telescope
General
| Optical design | Newtonian reflector |
| Aperture | 4.48 inch (114 mm) |
| Focal length | 17.71 inch (450 mm) |
| Focal ratio | f/4 |
| Focal length of eyepiece 1 | 0.67 inch (17 mm) |
| Magnification of eyepiece 1 | 26x |
| Focal length of eyepiece 2 | 0.39 inch (10 mm) |
| Magnification of eyepiece 2 | 45x |
| Highest useful magnification | 269x |
| Lowest useful magnification | 16x |
| Limiting stellar magnitude | 12.8 |
| Light gathering power | 265x as compared to the human eye |
| Optical coatings | Aluminum with SiO2 overcoat |
| Mirror material | Standard optical glass for primary and secondary mirrors |
| Minor axis of the secondary mirror | 1.36 inch (34.5 mm) |
| Tube material | Steel |
| Focuser | 1.25-inch rack-and-pinion |
| Finderscope | Starpointer red-dot finderscope |
| Resolution Rayleigh | 1.21 arcseconds |
| Resolution Dawes | 1.02 arcseconds |
| Optical tube dimensions (L x D) | 18.5 x 5.5 inch (469.9 x 139.7 mm) |
| Optical tube weight | 4.2 lb (1.9 kg) |
Mount Information
| Mount type | Altazimuth Dobsonian base |
| Base material | Particle board with melamine surfaces and edge trim, CARB compliant |
| Base dimensions | 15 x 15 x 15.5 inch (381 x 381 x 393.7 mm) |
| Base weight | 8.4 lb (3.81 kg) |
| Slew speeds | Manual |
| Software | Celestron starry night basic edition software and StarSense explorer app |
| Total telescope kit weight | 12.6 lb (5.71 kg) |
| Included items | |
| Solar warning |
Frequently Asked Questions
How do I return an item?
How do I return an item?
Returns are incredibly simple. Please log into your account, find your item you wish to return and follow the prompts to make a return. If you do not have an account, click here to find your order and make a return.
Will I receive a full refund when I return an item?
Will I receive a full refund when I return an item?
You will receive a full refund when you return an item in its original manufacturer’s packaging, undamaged and unmarked. If the item you are returning is priced at less than $35, you will be charged a 15% restocking fee. Please note you will not be refunded any shipping charges.
How many days do I have to make a return?
How many days do I have to make a return?
You have 30 days to make a return. During the holiday season, from November 1 to December 31, we extend the return window to 60 days.
My item was damaged in transit. How do I place a return?
My item was damaged in transit. How do I place a return?
If your order has been noticeably damaged in transit, we strongly recommend that you refuse delivery and notify us immediately. Claims for missing items or items damaged in transit must be made within 48 hours of delivery. If there is carrier damage, please contact support@focuscamera.com with your order number and a description of the damage.
There’s an issue with my order, what should I do?
There’s an issue with my order, what should I do?
Oh no! Please contact our customer service team so we can resolve the issue immediately. You can call us on 1.800.221.0828, email us at support@focuscamera.com, or send us a message here.
Can I exchange an item?
Can I exchange an item?
We do not currently offer exchanges. Please return the item you purchased within 30 days and order what you’d like instead.
If I ordered a kit, do I have to return all the items?
If I ordered a kit, do I have to return all the items?
If you ordered a kit, you must return all components and accessories to receive a full refund.
I ordered a product that included a free item. I’d like to return it, do I need to return the free item as well?
I ordered a product that included a free item. I’d like to return it, do I need to return the free item as well?
If you ordered a product that included a free item, you must include the free item with your return. If not, your return will not be accepted and you will not receive a full refund.
Do you offer repairs?
Do you offer repairs?
We currently only offer camera repairs at our Brooklyn store. The item must be dropped off and collected in person as we do not accept shipped items for repair. For more information, please call our Brooklyn store on 1.718.431.7900.
What is your return policy?
What is your return policy?
Most items can be returned within 30 days for a full refund. Click here to read our full return policy.







