1
Dock and align.
Fit your compatible smartphone, unlock the StarSense Explorer app with the supplied code and follow its camera-alignment prompts.
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Celestron
Celestron StarSense Explorer 12 inch Dobsonian Telescope
$2,749.00
$3,049.00
-10%
A 12-inch mirror. Plan the space to use it.
305mmaperture
A parabolic reflector.
Celestron StarSense Explorer 12-inch Dobsonian Telescope is for visual observing of the Moon, planets and brighter deep-sky objects. Darker skies reveal more deep-sky targets.
approximately 47xsupplied viewing power
Start with the included eyepiece.
32mm Omni Plossl eyepiece supplies the starting magnification.
37.92kgcomplete telescope kit
Plan where it will live.
Allow for the tube and base when choosing storage and a route outside. This is telescope kit mass, not packed shipping weight.
A large reflector built around visual observing.
The 305mm reflector uses a floor-standing Dobsonian base with adjustable altitude tension. Its 2-inch Crayford focuser includes an extension tube and a 1.25-inch adapter. Check the component weights and dimensions against your storage and carrying route.
- Focuser2-inch Crayford focuser with 2-inch extension tube and 2-inch to 1.25-inch adapter
- Base formatFloor-standing Dobsonian
Your phone guides. You move the telescope.
Official Celestron guidance illustration. Smartphone not included.
2
Choose and push.
Select a target and move the telescope by hand, following the arrows. The green bullseye indicates that the target should be in the eyepiece field after correct alignment.
3
Observe and follow.
Look through the eyepiece. As the object drifts, nudge the telescope to follow it. This mount has no motorised pointing or automatic tracking.
Check the space and the carrying weight.
Optical tube22.58kg
Dobsonian base15.33kg
Complete telescope kit37.92kg
Tube: 1422.4mm long x 355.6mm diameter. Base: 635 x 635 x 736.6mm. Manufacturer kit and component masses are rounded independently; these are not packaged shipping weights.
In the box.
Optical tube and Dobsonian base
32mm Omni Plossl eyepiece
2-inch Crayford focuser, extension tube and 1.25-inch adapter
StarPointer red-dot finder
StarSense Explorer smartphone dock and app unlock code
Eyepiece rack, collimation cap and dust covers
Starry Night Basic software download
Smartphone not included.
Good to know.
Check your phone first.
App guidance needs a compatible smartphone. Use the StarSense Explorer phone compatibility checker for the current supported devices.
Mirror alignment is part of ownership.
The included collimation cap helps you check the mirrors. Follow the model-specific procedure in the Dobsonian instruction manual when adjustment is needed.
Use it safely around the Sun.
Never point the telescope at the Sun without a proper solar filter over the front aperture. Never use an eyepiece solar filter or Herschel wedge. Adult supervision is essential when children are present.
Specifications.
Optics
Optical design
Newtonian reflector; parabolic primary mirror
Aperture
305mm
Focal length
1500mm
Focal ratio
f/4.9
Focuser
2-inch Crayford focuser with 2-inch extension tube and 2-inch to 1.25-inch adapter
Included eyepieces
32mm Omni Plossl
Supplied magnification
approximately 47x
Mirror coatings
XLT reflective coatings with silicon dioxide and tantalum pentoxide protective overcoats
Mirror material
Pyrex-equivalent low-expansion optical glass
Tube material
Steel
Finderscope
StarPointer red-dot
Mount and handling
Mount
Dobsonian; manual altazimuth
Optical tube dimensions
1422.4mm long x 355.6mm diameter
Base dimensions
635 x 635 x 736.6mm
Optical tube mass
22.58kg
Base mass
15.33kg
Total telescope kit mass
37.92kg
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A 12-inch mirror. Plan the space to use it.
305mmaperture
A parabolic reflector.
Celestron StarSense Explorer 12-inch Dobsonian Telescope is for visual observing of the Moon, planets and brighter deep-sky objects. Darker skies reveal more deep-sky targets.
approximately 47xsupplied viewing power
Start with the included eyepiece.
32mm Omni Plossl eyepiece supplies the starting magnification.
37.92kgcomplete telescope kit
Plan where it will live.
Allow for the tube and base when choosing storage and a route outside. This is telescope kit mass, not packed shipping weight.
A large reflector built around visual observing.
The 305mm reflector uses a floor-standing Dobsonian base with adjustable altitude tension. Its 2-inch Crayford focuser includes an extension tube and a 1.25-inch adapter. Check the component weights and dimensions against your storage and carrying route.
- Focuser2-inch Crayford focuser with 2-inch extension tube and 2-inch to 1.25-inch adapter
- Base formatFloor-standing Dobsonian
Your phone guides. You move the telescope.
Official Celestron guidance illustration. Smartphone not included.
1
Dock and align.
Fit your compatible smartphone, unlock the StarSense Explorer app with the supplied code and follow its camera-alignment prompts.
2
Choose and push.
Select a target and move the telescope by hand, following the arrows. The green bullseye indicates that the target should be in the eyepiece field after correct alignment.
3
Observe and follow.
Look through the eyepiece. As the object drifts, nudge the telescope to follow it. This mount has no motorised pointing or automatic tracking.
Check the space and the carrying weight.
Optical tube22.58kg
Dobsonian base15.33kg
Complete telescope kit37.92kg
Tube: 1422.4mm long x 355.6mm diameter. Base: 635 x 635 x 736.6mm. Manufacturer kit and component masses are rounded independently; these are not packaged shipping weights.
In the box.
Optical tube and Dobsonian base
32mm Omni Plossl eyepiece
2-inch Crayford focuser, extension tube and 1.25-inch adapter
StarPointer red-dot finder
StarSense Explorer smartphone dock and app unlock code
Eyepiece rack, collimation cap and dust covers
Starry Night Basic software download
Smartphone not included.
Good to know.
Check your phone first.
App guidance needs a compatible smartphone. Use the StarSense Explorer phone compatibility checker for the current supported devices.
Mirror alignment is part of ownership.
The included collimation cap helps you check the mirrors. Follow the model-specific procedure in the Dobsonian instruction manual when adjustment is needed.
Use it safely around the Sun.
Never point the telescope at the Sun without a proper solar filter over the front aperture. Never use an eyepiece solar filter or Herschel wedge. Adult supervision is essential when children are present.
Specifications.
Optics
Optical design
Newtonian reflector; parabolic primary mirror
Aperture
305mm
Focal length
1500mm
Focal ratio
f/4.9
Focuser
2-inch Crayford focuser with 2-inch extension tube and 2-inch to 1.25-inch adapter
Included eyepieces
32mm Omni Plossl
Supplied magnification
approximately 47x
Mirror coatings
XLT reflective coatings with silicon dioxide and tantalum pentoxide protective overcoats
Mirror material
Pyrex-equivalent low-expansion optical glass
Tube material
Steel
Finderscope
StarPointer red-dot
Mount and handling
Mount
Dobsonian; manual altazimuth
Optical tube dimensions
1422.4mm long x 355.6mm diameter
Base dimensions
635 x 635 x 736.6mm
Optical tube mass
22.58kg
Base mass
15.33kg
Total telescope kit mass
37.92kg
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