Skip to content
Search
Learn
In Store Classes
How to Choose a Telescope
Best Telescopes for Kids
Service & Repair
Books & Charts
Events
Astronomy Blog
Store News
Gift Cards
Telescopes
In Stock Telescopes
How to Choose a Telescope
Smart Telescopes
Best for Kids
Best Manual
Best Computerized
Best for Astrophotography
Optical Tube Assemblies
Solar Telescopes
Sport Optics
Binoculars
Spotting Scopes
By Type
Binoculars
Spotting Scopes
Refractors
Reflectors / Newtonians
Dobsonians
Maksutov-Cassegrains
Ritchey-Chrétien Astrographs
Schmidt-Cassegrains
Solar Telescopes
Celestron
All Celestron
Origin Intelligent Home Observatory
Advanced VX
CGEM II
CGX & CGX-L
CPC & CPC Deluxe
NexStar SLT
NexStar SE
NexStar Evolution
EdgeHD
RASA Astrograph
Starsense Explorer
Coronado
Explore Scientific
iOptron
Meade
All Meade
LX90
LX200
Sky-Watcher
All Sky-Watcher
AZ-GT Series
Dobsonians
EvoLux ED Refractors
EvoStar Doublet ED Refractors
Esprit Triplet APO Refractors
Quattro
Maksutovs
Tele Vue
Unistellar
Vaonis
William Optics
ZWO / ASI
Mounts
Alt-Az Mounts
Camera Tracker Mounts
EQ Mounts
Mount Accessories & Upgrades
Counterweights
*NEW* Sky-Watcher Wave Mounts
Software Bisque Paramount
Tripods
Wedges
Accessories
Astrophotography
Autoguiders
Bahtinov Focus Masks
Cameras - DSO Imaging
Cameras - Planetary Imaging
Smartphone Adapters
ZWO Products
Binoculars
Books & Charts
Barlows
Cases
Covers & Tents
Cleaning & Collimation
Dew Shields & Heaters
Diagonals
Dovetail Bars
Eyepieces
Eyepiece Kits
Filters
Finder & Polar Scopes
Flashlights
Parts
Power & Batteries
Screws & Fasteners
Solar Filters
Cool Stuff
Art
Books & Charts
Celestial Buddies
Jewelry
Magnets
Meteorites
Model Kits
Patches
Pins
Stickers
T-shirts & Apparel
Toys & Games
Gift Cards
Sale
30% OFF SOLAR FILTERS
Current Sales
Coronado Sale
Clearance Items
Used Gear
Sell Us Your Used Gear
Account
Site navigation
Search
Search
Cart
Menu
Site navigation
Learn
Learn
All
In Store Classes
How to Choose a Telescope
Best Telescopes for Kids
Service & Repair
Books & Charts
Events
Astronomy Blog
Store News
Gift Cards
Firefly Books
Nightwatch by Terence Dickinson, 5th Edition
Regular price
$39.95
18 in stock
View
David Chandler Company
The Night Sky Planisphere 40-50 - Large
Regular price
$14.95
24 in stock
View
Cambridge University Press
Turn Left at Orion
Regular price
$36.99
25 in stock
View
Telescopes
Telescopes
All
In Stock Telescopes
How to Choose a Telescope
Smart Telescopes
Best for Kids
Best Manual
Best Computerized
Best for Astrophotography
Optical Tube Assemblies
Solar Telescopes
Sport Optics
Binoculars
Spotting Scopes
By Type
Binoculars
Spotting Scopes
Refractors
Reflectors / Newtonians
Dobsonians
Maksutov-Cassegrains
Ritchey-Chrétien Astrographs
Schmidt-Cassegrains
Solar Telescopes
Celestron
All Celestron
Origin Intelligent Home Observatory
Advanced VX
CGEM II
CGX & CGX-L
CPC & CPC Deluxe
NexStar SLT
NexStar SE
NexStar Evolution
EdgeHD
RASA Astrograph
Starsense Explorer
Coronado
Explore Scientific
iOptron
Meade
All Meade
LX90
LX200
Sky-Watcher
All Sky-Watcher
AZ-GT Series
Dobsonians
EvoLux ED Refractors
EvoStar Doublet ED Refractors
Esprit Triplet APO Refractors
Quattro
Maksutovs
Tele Vue
Unistellar
Vaonis
William Optics
ZWO / ASI
ZWO
Seestar S50 Smart Telescope
Regular price
$499
23 in stock
View
Vaonis
Hestia Smartphone Telescope
Regular price
$399
22 in stock
View
Mounts
Mounts
All
Alt-Az Mounts
Camera Tracker Mounts
EQ Mounts
Mount Accessories & Upgrades
Counterweights
*NEW* Sky-Watcher Wave Mounts
Software Bisque Paramount
Tripods
Wedges
iOptron
SkyGuider Pro package
On sale from $398
In Stock
Sale
View
iOptron
Tripod 1.25" for SkyTracker Pro, SkyGuider Pro
Regular price
$108
Sale price
$99
9 in stock
Sale
View
Sky-Watcher
EQ6-R Pro GoTo Mount
Regular price
$2,025
Sale price
$1,699
6 in stock
Sale
View
Accessories
Accessories
All
Astrophotography
Autoguiders
Bahtinov Focus Masks
Cameras - DSO Imaging
Cameras - Planetary Imaging
Smartphone Adapters
ZWO Products
Binoculars
Books & Charts
Barlows
Cases
Covers & Tents
Cleaning & Collimation
Dew Shields & Heaters
Diagonals
Dovetail Bars
Eyepieces
Eyepiece Kits
Filters
Finder & Polar Scopes
Flashlights
Parts
Power & Batteries
Screws & Fasteners
Solar Filters
Meade
Red & White LED Headlamp Flashlight
Regular price
$19.99
29 in stock
View
Celestron
Lens Pen - Optics Cleaning Tool
Regular price
$13.95
25 in stock
View
Cool Stuff
Cool Stuff
All
Art
Books & Charts
Celestial Buddies
Jewelry
Magnets
Meteorites
Model Kits
Patches
Pins
Stickers
T-shirts & Apparel
Toys & Games
Gift Cards
Mile High Astronomy
2024 Total Solar Eclipse Commemorative Patch - 4 inch
Regular price
$10
99+ In Stock
View
Mile High Astronomy
2023 Ring of Fire Eclipse Patch - 4 inch
Regular price
$10
Sale price
$5
99+ In Stock
Sale
View
AstroBox
2017 Total Solar Eclipse Commemorative Five Button Set
Sold Out
Sale
View
Sale
Sale
All
30% OFF SOLAR FILTERS
Current Sales
Coronado Sale
Clearance Items
Used Gear
Sell Us Your Used Gear
Coronado
SolarMax II 90 Double Stack with BF15
Regular price
$6,499.99
Sale price
$4,999.99
1 in stock
Sale
View
Celestron
CPC 1100 GPS Computerized Telescope
Regular price
$3,999
Sale price
$3,599
1 in stock
Sale
View
iOptron
GEM45EC
On sale from $3,391
In Stock
Sale
View
Sky-Watcher
Esprit 120mm ED APO Triplet Refractor
Regular price
$4,165
Sale price
$3,299
1 in stock
Sale
View
Account
Item added to cart.
View cart and check out
.
Close
Close
Explore Scientific Telescopes
Filter by
All
Apochromat
Doublet
Explore Scientific
In Store Only
Not Returnable
Optical Tube Assembly
PRE-ORDER
Refractor
USED
Sort by
Featured
Best Selling
Alphabetically, A-Z
Alphabetically, Z-A
Price, low to high
Price, high to low
Date, new to old
Date, old to new
Explore Scientific
Essential Series Aluminum 80mm f/6 APO Triplet FCD1
Regular price
$899.99
1 in stock
View
Explore Scientific
Carbon Fiber ED102 f/7 APO Triplet with Hoya FCD100 optics
Regular price
$2,000.99
1 in stock
View
Explore Scientific
Aluminum 102mm Doublet
Regular price
$599.99
2 in stock
View
Explore Scientific
Aluminum 127mm Doublet
Sold Out
View
Explore Scientific
Aluminum 152mm Doublet
Sold Out
View
Explore Scientific
ED102 Essential Series Air-Spaced Triplet APO Refractor
Regular price
$1,199.99
1 in stock
View
Explore Scientific
ED127 Essential Series 127mm APO Triplet
Regular price
$1,999.99
1 in stock
View
Explore Scientific
Classic White Aluminum ED80 f/6 APO Triplet with Hoya FCD100 optics
Sold Out
View
Explore Scientific
Classic White Aluminum ED102 f/7 APO Triplet with Hoya FCD100 optics
Regular price
$1,999.99
1 in stock
View
Explore Scientific
FCD100 Series 127mm f/7.5 Aluminum Air-Spaced Triplet ED APO Refractor
Sold Out
View
Explore Scientific
Carbon Fiber ED127 f/7.5 APO Triplet with Hoya FCD100 optics
Regular price
$3,379.99
1 in stock
View
Explore Scientific
Used ES 80mm f/6 APO Triplet FCD1 w/Moonlite, FF
Regular price
$1,599
Sale price
$899
1 in stock
Sale
View
