Skip to content
THIS WEEK ONLY: USE CODE HOLIDAY10 TO SAVE 10% ON MOST PRODUCTS
USE CODE HOLIDAY10 TO SAVE 10% ON MOST GEAR

Galileo Birthday Celebration Sale

Filters

  • Explore Scientific 68° Series 40mm Waterproof Eyepiece
    Save $ 120.05 Save $ 0.00
    Original price $ 519.99
    Original price $ 519.99 - Original price $ 519.99
    Original price $ 519.99
    Current price $ 399.94
    $ 399.94 - $ 399.94
    Current price $ 399.94

    Explore Scientific 68° Series 40mm Waterproof Eyepiece

    Explore Scientific

    Description Using advanced computer design, combinations of low dispersion and high refractive index optical glasses, and durable multilayer depo...

    View full details
    Original price $ 519.99
    Original price $ 519.99 - Original price $ 519.99
    Original price $ 519.99
    Current price $ 399.94
    $ 399.94 - $ 399.94
    Current price $ 399.94
    Save $ 120.05 Save $ 0.00
  • Explore Scientific 4.5mm 82° Series LER Waterproof Eyepiece - EPWP8245LE-01
    Save $ 50.05 Save $ 0.00
    Original price $ 269.99
    Original price $ 269.99 - Original price $ 269.99
    Original price $ 269.99
    Current price $ 219.94
    $ 219.94 - $ 219.94
    Current price $ 219.94

    Explore Scientific 4.5mm 82° Series LER Waterproof Eyepiece - EPWP8245LE-01

    Explore Scientific

    Description With its particularly long eye relief of 15.9mm, the 4.5mm LER ocular from Explore Scientific’s 82° Series of Argon-Purged Waterproof...

    View full details
    Original price $ 269.99
    Original price $ 269.99 - Original price $ 269.99
    Original price $ 269.99
    Current price $ 219.94
    $ 219.94 - $ 219.94
    Current price $ 219.94
    Save $ 50.05 Save $ 0.00
  • Explore Scientific 6.5mm 82° Series LER Waterproof Eyepiece - EPWP8265LE-01
    Save $ 50.05 Save $ 0.00
    Original price $ 269.99
    Original price $ 269.99 - Original price $ 269.99
    Original price $ 269.99
    Current price $ 219.94
    $ 219.94 - $ 219.94
    Current price $ 219.94

    Explore Scientific 6.5mm 82° Series LER Waterproof Eyepiece - EPWP8265LE-01

    Explore Scientific

    Description With its impressively long eye relief of 16.8mm, the 6.5mm LER ocular from Explore Scientific’s 82° Series of Argon-Purged Waterproof...

    View full details
    Original price $ 269.99
    Original price $ 269.99 - Original price $ 269.99
    Original price $ 269.99
    Current price $ 219.94
    $ 219.94 - $ 219.94
    Current price $ 219.94
    Save $ 50.05 Save $ 0.00
  • Explore Scientific 8.5mm 82° Series LER Waterproof Eyepiece - EPWP8285LE-01
    Save $ 50.05 Save $ 0.00
    Original price $ 269.99
    Original price $ 269.99 - Original price $ 269.99
    Original price $ 269.99
    Current price $ 219.94
    $ 219.94 - $ 219.94
    Current price $ 219.94

    Explore Scientific 8.5mm 82° Series LER Waterproof Eyepiece - EPWP8285LE-01

    Explore Scientific

    Description With its long eye relief of 15mm, the 8.5mm LER ocular from Explore Scientific’s 82° Series of Argon-Purged Waterproof Eyepieces puts...

    View full details
    Original price $ 269.99
    Original price $ 269.99 - Original price $ 269.99
    Original price $ 269.99
    Current price $ 219.94
    $ 219.94 - $ 219.94
    Current price $ 219.94
    Save $ 50.05 Save $ 0.00
  • Explore Scientific 82° Series 11mm Waterproof Eyepiece
    Save $ 50.05 Save $ 0.00
    Original price $ 229.99
    Original price $ 229.99 - Original price $ 229.99
    Original price $ 229.99
    Current price $ 179.94
    $ 179.94 - $ 179.94
    Current price $ 179.94

    Explore Scientific 82° Series 11mm Waterproof Eyepiece

    Explore Scientific

    Description The 11mm 82° Series Waterproof Argon-Purged Eyepiece is a popular focal length in the upper-medium power magnification class providin...

    View full details
    Original price $ 229.99
    Original price $ 229.99 - Original price $ 229.99
    Original price $ 229.99
    Current price $ 179.94
    $ 179.94 - $ 179.94
    Current price $ 179.94
    Save $ 50.05 Save $ 0.00
  • Explore Scientific 82° Series 14mm Waterproof Eyepiece
    Sold out
    Original price $ 229.99
    Original price $ 229.99 - Original price $ 229.99
    Original price $ 229.99
    Current price $ 179.94
    $ 179.94 - $ 179.94
    Current price $ 179.94

    Explore Scientific 82° Series 14mm Waterproof Eyepiece

    Explore Scientific

    Description The 14mm 82° Series Waterproof Argon-Purged Eyepiece is a popular focal length in the upper-medium power magnification class providin...

    View full details
    Original price $ 229.99
    Original price $ 229.99 - Original price $ 229.99
    Original price $ 229.99
    Current price $ 179.94
    $ 179.94 - $ 179.94
    Current price $ 179.94
    Sold out
  • Explore Scientific 92° Series 12mm Long Eye Relief Waterproof Eyepiece
    Sold out
    Original price $ 799.99 - Original price $ 799.99
    Original price
    $ 799.99
    $ 799.99 - $ 799.99
    Current price $ 799.99

    Explore Scientific 92° Series 12mm Long Eye Relief Waterproof Eyepiece

    Explore Scientific

    Description Voted Sky & Telescope Hot Product for 2017! Explore Ultra-Wide Eyepieces - Comfort, Quality, Value. The Explore Scientific 92° Se...

    View full details
    Original price $ 799.99 - Original price $ 799.99
    Original price
    $ 799.99
    $ 799.99 - $ 799.99
    Current price $ 799.99
    Sold out
  • Explore Scientific 92° Series 17mm Long Eye Relief Waterproof Eyepiece
    Sold out
    Original price $ 799.99 - Original price $ 799.99
    Original price
    $ 799.99
    $ 799.99 - $ 799.99
    Current price $ 799.99

    Explore Scientific 92° Series 17mm Long Eye Relief Waterproof Eyepiece

    Explore Scientific

    Description Voted Sky & Telescope Hot Product for 2017! Explore Ultra-Wide Eyepieces - Comfort, Quality, Value. The Explore Scientific 92° Se...

    View full details
    Original price $ 799.99 - Original price $ 799.99
    Original price
    $ 799.99
    $ 799.99 - $ 799.99
    Current price $ 799.99
    Sold out
  • Explore Scientific 100° 20mm Waterproof Eyepiece - EPWP10020-01
    Save $ 100.05 Save $ 0.00
    Original price $ 799.99
    Original price $ 799.99 - Original price $ 799.99
    Original price $ 799.99
    Current price $ 699.94
    $ 699.94 - $ 699.94
    Current price $ 699.94

    Explore Scientific 100° 20mm Waterproof Eyepiece - EPWP10020-01

    Explore Scientific

    Features Huge apparent field of view not only gave the observer a panoramic visual experience, but they relax the eye so the observer could pay ...

    View full details
    Original price $ 799.99
    Original price $ 799.99 - Original price $ 799.99
    Original price $ 799.99
    Current price $ 699.94
    $ 699.94 - $ 699.94
    Current price $ 699.94
    Save $ 100.05 Save $ 0.00
  • Explore Scientific 100° Series 25mm Waterproof Eyepiece
    Save $ 100.05 Save $ 0.00
    Original price $ 999.99
    Original price $ 999.99 - Original price $ 999.99
    Original price $ 999.99
    Current price $ 899.94
    $ 899.94 - $ 899.94
    Current price $ 899.94

    Explore Scientific 100° Series 25mm Waterproof Eyepiece

    Explore Scientific

    Features Huge apparent field of view not only gave the observer a panoramic visual experience, but they relax the eye so the observer could pay ...

    View full details
    Original price $ 999.99
    Original price $ 999.99 - Original price $ 999.99
    Original price $ 999.99
    Current price $ 899.94
    $ 899.94 - $ 899.94
    Current price $ 899.94
    Save $ 100.05 Save $ 0.00
  • Explore Scientific 100° Series 5.5mm Waterproof Eyepiece
    Save $ 100.05 Save $ 0.00
    Original price $ 549.99
    Original price $ 549.99 - Original price $ 549.99
    Original price $ 549.99
    Current price $ 449.94
    $ 449.94 - $ 449.94
    Current price $ 449.94

    Explore Scientific 100° Series 5.5mm Waterproof Eyepiece

    Explore Scientific

    Features Huge apparent field of view not only gave the observer a panoramic visual experience, but they relax the eye so the observer could pay ...

    View full details
    Original price $ 549.99
    Original price $ 549.99 - Original price $ 549.99
    Original price $ 549.99
    Current price $ 449.94
    $ 449.94 - $ 449.94
    Current price $ 449.94
    Save $ 100.05 Save $ 0.00
  • Explore Scientific 120° Series 9mm Waterproof Eyepiece
    Sold out
    Original price $ 1,299.99 - Original price $ 1,299.99
    Original price
    $ 1,299.99
    $ 1,299.99 - $ 1,299.99
    Current price $ 1,299.99

    Explore Scientific 120° Series 9mm Waterproof Eyepiece

    Explore Scientific

    Description The Explore Scientific 9mm 120° Series eyepiece really is in a class by itself. The 120° apparent field of view is unlike anything yo...

    View full details
    Original price $ 1,299.99 - Original price $ 1,299.99
    Original price
    $ 1,299.99
    $ 1,299.99 - $ 1,299.99
    Current price $ 1,299.99
    Sold out
  • Explore Scientific 2" 3X Focal Extender - FE03-020
    Original price $ 299.99 - Original price $ 299.99
    Original price
    $ 299.99
    $ 299.99 - $ 299.99
    Current price $ 299.99

    Explore Scientific 2" 3X Focal Extender - FE03-020

    Explore Scientific

    Description The Explore Scientific 3X Focal Extender (2.0-inch O.D.), accepts both 1.25-inch O.D. and 2.0-inch O.D. format eyepieces and camera ad...

    View full details
    Original price $ 299.99 - Original price $ 299.99
    Original price
    $ 299.99
    $ 299.99 - $ 299.99
    Current price $ 299.99
  • Explore Scientific 1.25" 2x Focal Extender
    Original price $ 199.99 - Original price $ 199.99
    Original price
    $ 199.99
    $ 199.99 - $ 199.99
    Current price $ 199.99

    Explore Scientific 1.25" 2x Focal Extender

    Explore Scientific

    Description A good Focal Extender adds some real versatility to your telescope accessory line-up. First of all, it allows you to increase the magn...

    View full details
    Original price $ 199.99 - Original price $ 199.99
    Original price
    $ 199.99
    $ 199.99 - $ 199.99
    Current price $ 199.99
  • Explore Scientific 1.25" 3X Focal Extender
    Original price $ 209.99 - Original price $ 209.99
    Original price
    $ 209.99
    $ 209.99 - $ 209.99
    Current price $ 209.99

    Explore Scientific 1.25" 3X Focal Extender

    Explore Scientific

    Description A good Focal Extender adds some real versatility to your telescope accessory line-up. First of all, it allows you to increase the magn...

    View full details
    Original price $ 209.99 - Original price $ 209.99
    Original price
    $ 209.99
    $ 209.99 - $ 209.99
    Current price $ 209.99
  • Explore Scientific 1.25" 5X Focal Extender
    Original price $ 199.99 - Original price $ 199.99
    Original price
    $ 199.99
    $ 199.99 - $ 199.99
    Current price $ 199.99

    Explore Scientific 1.25" 5X Focal Extender

    Explore Scientific

    Description A good Focal Extender adds some real versatility to your telescope accessory line-up. First of all, it allows you to increase the magn...

    View full details
    Original price $ 199.99 - Original price $ 199.99
    Original price
    $ 199.99
    $ 199.99 - $ 199.99
    Current price $ 199.99
  • Twilight I Adjustable Angle Alt-Azimuth Mount - MAZ01-00
    Original price $ 349.99 - Original price $ 349.99
    Original price
    $ 349.99
    $ 349.99 - $ 349.99
    Current price $ 349.99

    Twilight I Adjustable Angle Alt-Azimuth Mount - MAZ01-00

    Explore Scientific

    Description The Twilight I is a light-to-medium-duty alt-azimuth mount and tripod designed to quickly and easily accept small to medium sized ref...

    View full details
    Original price $ 349.99 - Original price $ 349.99
    Original price
    $ 349.99
    $ 349.99 - $ 349.99
    Current price $ 349.99
  • iEXOS-100-2 PMC-Eight Equatorial Tracker System with WiFi and Bluetooth®
    Original price $ 449.99 - Original price $ 449.99
    Original price
    $ 449.99
    $ 449.99 - $ 449.99
    Current price $ 449.99

    iEXOS-100-2 PMC-Eight Equatorial Tracker System with WiFi and Bluetooth®

    Explore Scientific

    "This is the ultimate portable system as far as I am concerned."-Jim Johnston Astrophotographer Features The iEXOS-100 is an astronomical GOTO sys...

    View full details
    Original price $ 449.99 - Original price $ 449.99
    Original price
    $ 449.99
    $ 449.99 - $ 449.99
    Current price $ 449.99
  • Explore Scientific USB Power Bank with Red LED Flashlight - ES-PBFL-01
    Original price $ 99.99 - Original price $ 99.99
    Original price
    $ 99.99
    $ 99.99 - $ 99.99
    Current price $ 99.99

    Explore Scientific USB Power Bank with Red LED Flashlight - ES-PBFL-01

    Explore Scientific

    Description With the new Explore Scientific USB Power Bank with Red LED Flashlight, you will have power to spare for your telescope mount, smart d...

    View full details
    Original price $ 99.99 - Original price $ 99.99
    Original price
    $ 99.99
    $ 99.99 - $ 99.99
    Current price $ 99.99
  • Tirion Double-Sided Multi-Latitude Planisphere
    Original price $ 19.99 - Original price $ 19.99
    Original price
    $ 19.99
    $ 19.99 - $ 19.99
    Current price $ 19.99

    Tirion Double-Sided Multi-Latitude Planisphere

    Explore Scientific

    Description With a universe of options to explore, it can be difficult to track what awe-inspiring treasures are currently visible in your sky. Th...

    View full details
    Original price $ 19.99 - Original price $ 19.99
    Original price
    $ 19.99
    $ 19.99 - $ 19.99
    Current price $ 19.99
  • iEXOS-100 Azimuth Adjuster Adapter
    Original price $ 109.99 - Original price $ 109.99
    Original price
    $ 109.99
    $ 109.99 - $ 109.99
    Current price $ 109.99

    iEXOS-100 Azimuth Adjuster Adapter

    Explore Scientific

    Description The Azimuth Adjuster Adapter is designed for use on the Twilight Medium Duty or Twilight Heavy Duty tripods.  This adapter also works ...

    View full details
    Original price $ 109.99 - Original price $ 109.99
    Original price
    $ 109.99
    $ 109.99 - $ 109.99
    Current price $ 109.99
  • Original price $ 999.99 - Original price $ 999.99
    Original price
    $ 999.99
    $ 999.99 - $ 999.99
    Current price $ 999.99

    Explore Scientific EXOS2-GT Equatorial Mount with PMC-Eight GoTo System with WiFi and Bluetooth®

    Explore Scientific

    Description The award winning Explore Scientific EXOS2-GT PMC-Eight Equatorial Mount with its 28 lb instrument payload capacity for astrophotograp...

    View full details
    Original price $ 999.99 - Original price $ 999.99
    Original price
    $ 999.99
    $ 999.99 - $ 999.99
    Current price $ 999.99
  • Explore FirstLight 80mm CF Telescope Go-To Tracker Combo with Solar Filter
    Original price $ 499.99 - Original price $ 499.99
    Original price
    $ 499.99
    $ 499.99 - $ 499.99
    Current price $ 499.99

    Explore FirstLight 80mm CF Telescope Go-To Tracker Combo with Solar Filter

    Explore Scientific

    Features Explore FirstLight 80mm Refractor Optical tube assembly only ready for daytime solar or nighttime stellar use, for visual or astroima...

    View full details
    Original price $ 499.99 - Original price $ 499.99
    Original price
    $ 499.99
    $ 499.99 - $ 499.99
    Current price $ 499.99
  • Save $ 36.05 Save $ 0.00
    Original price $ 89.99
    Original price $ 89.99 - Original price $ 89.99
    Original price $ 89.99
    Current price $ 53.94
    $ 53.94 - $ 53.94
    Current price $ 53.94

    Galileoscope Refractor Telescope STEM Kit with Solar Filter

    Explore Scientific

    "I love my Galileo Scope. It’s awesome. It’s always out with me. When the mist gets bad the Galileo is handy." -Harold Locke Features Comes with...

    View full details
    Original price $ 89.99
    Original price $ 89.99 - Original price $ 89.99
    Original price $ 89.99
    Current price $ 53.94
    $ 53.94 - $ 53.94
    Current price $ 53.94
    Save $ 36.05 Save $ 0.00