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FREE SHIPPING FOR ORDERS OVER $500 *Some exceptions may apply

Telescopes & Astronomy Equipment on Sale

Telescopes and astronomy equipment on sale give you the opportunity to acquire high-performance instruments at reduced prices, perfect for exploring the night sky. Whether you are an experienced enthusiast or an amateur looking to expand your setup, these deals make astronomy more accessible.

You’ll find telescopes, eyepieces, filters, and accessories suitable for various types of observation, from planets to deep-sky objects. Sales offer the chance to try new models or upgrade your existing setup without compromising quality, all at a good value. We also have overstock sales of astronomy equipment at reduced prices.

This page is regularly updated to provide the best prices on astronomy equipment. Whether your goal is to introduce others to astronomy or enhance your personal observations, these promotions make it easier to access reliable, high-quality instruments. Explore our offers and discover tools that will enrich your observing sessions while staying within your budget. You can also discover our secondhand and used astronomy equipment or open boxes of astronomy equipment. 

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Save $141.00 Save $0.00
$564.00
$564.00 - $564.00
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$423.00
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$423.00

Pegasus Astro Uranus Meteo Sensor - USED (METEO-SENSOR-U)

Pegasus

Pegasus Astro Uranus Meteo Sensor - USED Device “talks” every second (configurable time interval) with a network of embedded sensors and reports th...

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$564.00
$564.00 - $564.00
$564.00
$423.00
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$423.00
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$170.00
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$170.00
$119.00
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$119.00

Canon Tripod Mount Ring A - White (CANRING-W-U)

Astronomy Plus - Telescopes & Accessories - Astrophotography in Canada

Canon Tripod Mount Ring A - White Canon Tripod Mount Ring A (W) for the EF 70-200mm f/4L Lens. Technical Specifications Brand Canon Type Mou...

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$170.00
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$170.00
$119.00
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$119.00
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$22.00

Astronomy Plus Dew Heater - USED

Astronomy Plus - Telescopes & Accessories - Astrophotography in Canada

Astronomy Plus Dew Heater - USED Spliceable & Fixed by velcro : Double 330mm dew heater lens strips for easy splicing into longer strap, compa...

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$32.00 - $34.00
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$22.00
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Save $18.00 Save $0.00
$70.00
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$52.00

ZWO 78mm Holder Ring - USED (NEWRINGD78-U)

ZWO

ZWO 78mm Holder Ring - USED The ZWO 78mm Holder Ring is designed for ZWO ASI Pro Cooled cameras with approximatively 78mm diameter. Compatibility C...

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$70.00
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$70.00
$52.00
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$42.00

Sky-Watcher Medium 21cm Dovetail Bar - USED (20758-U)

Sky-Watcher

Sky-Watcher Medium 21cm Dovetail Bar - USED Compatible with most Sky-Watcher mounts and drilled to accept Sky-Watcher tube rings.Also suita...

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$60.00
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$62.00

Astronomy Plus 2” Multiple Manual 5-Filter Wheel - USED (MMFW5-U)

Astronomy Plus

Astronomy Plus 2” Multiple Manual 5-Filter Wheel - USED The Filter wheel is suitable for 2 inch eyepieces and for viewing with single-lens reflex ...

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$88.00
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$88.00
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$1,310.00
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$917.00
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$917.00

Sky-Watcher EQM-35 Mount - USED (S30500-U)

Sky-Watcher

Sky-Watcher EQM-35 Mount - USED The perfect entry-level EQ mount for those getting serious about astrophotography.The Sky-Watcher EQM-35 pro...

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$1,310.00
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$1,310.00
$917.00
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$4,161.00
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$3,065.00
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$3,065.00

William Optics ZenithStar 61II Doublet f/5.9 KIT - USED (A-Z61IIRD-KIT-U)

William Optics

William Optics ZenithStar 61II Doublet f/5.9 KIT - USED Zenithstar 61 APO Photo Performance by Jerry Huang Technical Specifications Focal ...

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$4,161.00
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$3,065.00
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$4,201.00
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$3,129.00
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$3,129.00

ZWO ASI294MM Mono Astrophotograpy Kit - USED (ASI294MM-KIT-U)

ZWO

ZWO ASI294MM Mono Astrophotograpy Kit - USED  By popular demand, we now introduce the ASI294MM, the monochrome version of the ASI294MC. Some of the...

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$4,201.00
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$4,201.00
$3,129.00
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$3,129.00
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Save $1,362.00 Save $0.00
$4,430.00
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$3,068.00
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$3,068.00

Celestron Nexstar 6SE FULL Kit With Accessories - USED (11068-KIT-U)

Celestron

Celestron Nexstar 6SE FULL Kit With Accessories - USED This telescope is in really good condition.   Celestron’s signature orange-tube telescope co...

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$4,430.00
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$4,430.00
$3,068.00
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$3,068.00
Save $1,362.00 Save $0.00
ZWO Off-Axis Guider Large (OAG-L) - Astronomy Plus
ZWO Off-Axis Guider Large (OAG-L) - Astronomy Plus
Save $12.00 Save $0.00
$277.00
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$277.00
$265.00
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$265.00

ZWO Off-Axis Guider Large (OAG-L-O) - Open Box

ZWO

ZWO Off-Axis Guider - Large - OPEN BOX OAG-L is the latest iteration of M68 OAG with a larger prism size of 12*12mm. The bigger clear aperture brin...

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$277.00
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$277.00
$265.00
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$265.00
Save $12.00 Save $0.00
Pegasus FlatMaster 250 (FLTMSTR250L) - Astronomy Plus
Save $171.00 Save $0.00
$571.00
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$571.00
$400.00
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$400.00

Pegasus FlatMaster 250 (FLTMSTR250L)

Pegasus

FlatMaster 250 This is the updated version of our Pegasus Astro FlatMaster 250, our bigger, slim line, flatfield panel. It provides a uniform sou...

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$571.00
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$571.00
$400.00
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$400.00
Save $171.00 Save $0.00
Celestron Digital Microscope Imager 2MP (44423) - Astronomy Plus
Celestron Digital Microscope Imager 2MP (44423) - Astronomy Plus
Save $25.00 Save $0.00
$100.00
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$100.00
$75.00
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Celestron Digital Microscope Imager 2MP (44423)

Celestron

Celestron Digital Microscope Imager 2MP Turn your traditional microscope (stereo and biological) into a high-resolution digital microscope using a ...

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$100.00
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$100.00
$75.00
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$75.00
Save $25.00 Save $0.00
Celestron 2" Oxygen III Narrowband Filter (93624) - Astronomy Plus
Save $50.00 Save $0.00
$170.00
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$170.00
$120.00
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$120.00

Celestron 2" Oxygen III Narrowband Filter (93624)

Celestron

Celestron 2" Oxygen III Narrowband Filter The 2" OIII narrowband filter isolates just the two doubly-ionized oxygen lines (496 and 501nm lines) emi...

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$170.00
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$170.00
$120.00
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$120.00
Save $50.00 Save $0.00
Sky-Watcher 0.77x Reducer/Flattener for EvoStar 150DX (S20208) - Astronomy Plus
Save $450.00 Save $0.00
$700.00
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$700.00
$250.00
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$250.00

Sky-Watcher 0.77x Reducer/Flattener for EvoStar 150DX (S20208)

Sky-Watcher

Sky-Watcher 0.77x Reducer/Flattener for EvoStar 150DX 34mm fully illuminated field, compatible with both APS-C and full frame sensors 89mm back-f...

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$700.00
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$700.00
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$250.00
Save $450.00 Save $0.00
Save $500.00 Save $0.00
$3,470.00
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$2,970.00
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$2,970.00

Sky-Watcher Wave 150i Strainwave Mount (S30905)

Sky-Watcher

Sky-Watcher Wave 150i Strainwave Mount Wave 150i GoTo strainwave head EQ and AZ modes Built-in cable management Weighs 12.8 pounds (5.8kg) 33-poun...

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$3,470.00
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$3,470.00
$2,970.00
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$2,970.00
Save $500.00 Save $0.00
Save $64.20 Save $0.00
$535.00
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$535.00
$470.80
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$470.80

SVBONY SV503 70mm f/6.78 Quadruplet ED (F9359E)

Svbony

SVBONY SV503 70mm f/6.78 Quadruplet  ED  Built-in Flat-Field Correction: Designed for effortless astrophotography, ensuring high-quality images; ...

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$535.00
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$535.00
$470.80
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$470.80
Save $64.20 Save $0.00
Farpoint V Series Dovetail Plate for Celestron C11 (FVC11) - Astronomy Plus
Farpoint V Series Dovetail Plate for Celestron C11 (FVC11) - Astronomy Plus
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$129.00
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$129.00
$50.00
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$50.00

Farpoint V Series Dovetail Plate for Celestron C11 - OPEN BOX (FVC11-O)

Farpoint

Farpoint V Series Dovetail Plate for Celestron C11 - OPEN BOX In perfect shape. Final sale.  Safely attach telescope optical tubes and accessories ...

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$129.00
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$129.00
$50.00
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$50.00
Sold out
Svbony Mini 40mm f/4 Guide Scope (W9125B) - Astronomy Plus
Svbony Mini 40mm f/4 Guide Scope (W9125B) - Astronomy Plus
Save $15.00 Save $0.00
$75.00
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$75.00
$60.00
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$60.00

Svbony Mini 40mm f/4 Guide Scope (W9125B)

Svbony

Svbony Mini 40mm f/4 Guide Scope Suitable for SVBONY QHY SBIG ZWO 1.25" & T2 Connection Type Guiding Cameras The lens barrel aviation aluminum...

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$75.00
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$75.00
$60.00
$60.00 - $60.00
$60.00
Save $15.00 Save $0.00
William Optics Super High Precision COPPER T-Mount for Canon EOS Full Frame - Astronomy Plus
William Optics Super High Precision COPPER T-Mount for Canon EOS Full Frame - Astronomy Plus
Save $20.00 Save $0.00
$90.00
$90.00 - $90.00
$90.00
$70.00
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$70.00

William Optics Super High Precision COPPER T-Mount for Canon EOS Full Frame (YE-TR-BR48-C)

William Optics

William Optics Super High Precision COPPER T-Mount for Canon EOS Full Frame T-mount for EOS DSLR camera copper version. Made from high quality copp...

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$90.00
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$90.00
$70.00
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$70.00
Save $20.00 Save $0.00
William Optics 0.8x Flattener/Reducer (P-FLAT6AIII) - Astronomy Plus
William Optics 0.8x Flattener/Reducer (P-FLAT6AIII) - Astronomy Plus
Save $28.00 Save $0.00
$280.00
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$280.00
$252.00
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$252.00

William Optics 0.8x Flattener/Reducer (P-FLAT6AIII)

William Optics

William Optics 0.8x Flattener/Reducer Flat6AIII This William Optics 0.8x Flattener/Reducer has been designed to optimize the flat-field imaging p...

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$280.00
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$280.00
$252.00
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$252.00
Save $28.00 Save $0.00
Celestron X-CEL LX 1.25" 3x Barlow Lens (93428) - Astronomy Plus
Celestron X-CEL LX 1.25" 3x Barlow Lens (93428) - Astronomy Plus
Save $10.00 Save $0.00
$170.00
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$170.00
$160.00
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$160.00

Celestron X-CEL LX 1.25" 3x Barlow Lens - OPEN BOX (93428-O)

Celestron

Celestron X-CEL LX 1.25" 3x Barlow Lens - OPEN BOX When inserted between the eyepiece and telescope, this premium 3x Barlow lens triples the magnif...

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$170.00
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$170.00
$160.00
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$160.00
Save $10.00 Save $0.00
Player One Apollo-M MINI USB3.0 Mono Camera IMX429 (Apollo-M-Mini) - Astronomy Plus
Player One Apollo-M MINI USB3.0 Mono Camera IMX429 (Apollo-M-Mini) - Astronomy Plus
Save $28.00 Save $0.00
$567.00
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$567.00
$539.00
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$539.00

Player One Apollo-M MINI USB3.0 Mono Camera IMX429 Open Box (Apollo-M-Mini-O)

Player One

Player One Apollo-M MINI USB3.0 Mono Camera IMX429 Open Box Focus on Solar imaging! Apollo series is the world’s first camera line designed specifi...

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$567.00
$567.00 - $567.00
$567.00
$539.00
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$539.00
Save $28.00 Save $0.00
Player One Neptune-M USB3.0 Mono Camera (NEPTUNE-M) - Astronomy Plus
Player One Neptune-M USB3.0 Mono Camera (NEPTUNE-M) - Astronomy Plus
Save $19.00 Save $0.00
$382.00
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$382.00
$363.00
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$363.00

Player One Neptune-M USB3.0 Mono Camera Open Box (NEPTUNE-M-O)

Player One

Player One Neptune-M USB3.0 Mono Camera Open Box The Neptune series is a 1/2-inch format planetary camera series for the top player. It is larger t...

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$382.00
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$382.00
$363.00
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$363.00
Save $19.00 Save $0.00
Save $8.00 Save $0.00
$615.00
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$615.00
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$607.00

Player One Uranus-M USB3.0 Mono Camera Open Box (URANUS-M-O)

Player One

Player One Uranus-M USB3.0 Mono Camera Open Box Design for planetary imaging and EAA & Lucky imaging! Uranus-M and Uranus-C are not only used f...

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$615.00
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$615.00
$607.00
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$607.00
Save $8.00 Save $0.00
Save $105.00 Save $0.00
$175.00
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$175.00
$70.00
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$70.00

Explore Scientific 52° Series 15mm Waterproof Eyepiece (EPWP5215-01)

Explore Scientific

Explore Scientific 52° Series 15mm Waterproof Eyepiece Solidly in the mid-magnification range for most amateur telescopes, the 15mm is a true workh...

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$175.00
$175.00 - $175.00
$175.00
$70.00
$70.00 - $70.00
$70.00
Save $105.00 Save $0.00
Save $105.00 Save $0.00
$175.00
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$175.00
$70.00
$70.00 - $70.00
$70.00

Explore Scientific 52° Series 20mm Waterproof Eyepiece (EPWP5220-01)

Explore Scientific

Explore Scientific 52° Series 20mm Waterproof Eyepiece Often considered the perfect mid-range focal length for most amateur telescopes, the 20mm on...

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$175.00
$175.00 - $175.00
$175.00
$70.00
$70.00 - $70.00
$70.00
Save $105.00 Save $0.00
Save $103.00 Save $0.00
$173.00
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$173.00
$70.00
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$70.00

Explore Scientific 52° Series 6.5mm Waterproof Eyepiece (EPWP5265-01)

Explore Scientific

Explore Scientific 52° Series 6.5mm Waterproof Eyepiece Mid-range high power eyepieces like the 6.5mm are instrumental when transitioning through m...

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$173.00
$173.00 - $173.00
$173.00
$70.00
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$70.00
Save $103.00 Save $0.00
Save $118.00 Save $0.00
$216.00
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$216.00
$98.00
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$98.00

Explore Scientific 52° Series 30mm Waterproof Eyepiece (EPWP5230-01)

Explore Scientific

Explore Scientific 52° Series 30mm Waterproof Eyepiece Loved by deep sky observers, a 30mm focal length eyepiece produces a large exit pupil which ...

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$216.00
$216.00 - $216.00
$216.00
$98.00
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$98.00
Save $118.00 Save $0.00
Save $120.00 Save $0.00
$260.00
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$260.00
$140.00
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$140.00

Explore Scientific 52° Series 40mm Waterproof Eyepiece (EPWP5240-01)

Explore Scientific

Explore Scientific 52° Series 40mm Waterproof Eyepiece The longest focal length in the 52° Series with the longest eye relief, the 40mm is also the...

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$260.00
$260.00 - $260.00
$260.00
$140.00
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$140.00
Save $120.00 Save $0.00
Save $76.00 Save $0.00
$216.00
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$216.00
$140.00
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$140.00

Explore Scientific 62° Series 14mm Waterproof Eyepiece (EPWP6214LE-01)

Explore Scientific

Explore Scientific 62° Series 14mm Waterproof Eyepiece Explore Scientific Waterproof Eyepieces - Comfort, Quality, Value. The Explore Scientific 62...

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$216.00
$216.00 - $216.00
$216.00
$140.00
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$140.00
Save $76.00 Save $0.00
Save $76.00 Save $0.00
$216.00
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$216.00
$140.00
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$140.00

Explore Scientific 62° Series 20mm Waterproof Eyepiece (EPWP6220LE-01)

Explore Scientific

Explore Scientific 62° Series 20mm Waterproof Eyepiece Explore Scientific Waterproof Eyepieces - Comfort, Quality, Value. The Explore Scientific 62...

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$216.00
$216.00 - $216.00
$216.00
$140.00
$140.00 - $140.00
$140.00
Save $76.00 Save $0.00
Save $119.00 Save $0.00
$259.00
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$259.00
$140.00
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$140.00

Explore Scientific 62° Series 26mm Waterproof Eyepiece (EPWP6226LE-01)

Explore Scientific

Explore Scientific 62° Series 26mm Waterproof Eyepiece Explore Scientific Waterproof Eyepieces - Comfort, Quality, Value. The Explore Scientific 62...

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$259.00
$259.00 - $259.00
$259.00
$140.00
$140.00 - $140.00
$140.00
Save $119.00 Save $0.00
Save $76.00 Save $0.00
$216.00
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$216.00
$140.00
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$140.00

Explore Scientific 62° Series 5.5mm Waterproof Eyepiece (EPWP6255LE-01)

Explore Scientific

Explore Scientific 62° Series 5.5mm Waterproof Eyepiece Explore Scientific Waterproof Eyepieces - Comfort, Quality, Value. The Explore Scientific 6...

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$216.00
$216.00 - $216.00
$216.00
$140.00
$140.00 - $140.00
$140.00
Save $76.00 Save $0.00
Save $76.00 Save $0.00
$216.00
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$216.00
$140.00
$140.00 - $140.00
$140.00

Explore Scientific 62° Series 9mm Waterproof Eyepiece (EPWP6209LE-01)

Explore Scientific

Explore Scientific 62° Series 9mm Waterproof Eyepiece Explore Scientific Waterproof Eyepieces - Comfort, Quality, Value. The Explore Scientific 62°...

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$216.00
$216.00 - $216.00
$216.00
$140.00
$140.00 - $140.00
$140.00
Save $76.00 Save $0.00
Explore Scientific 62° Series 32mm Waterproof Eyepiece (epwp6232le-01) - Astronomy Plus
Explore Scientific 62° Series 32mm Waterproof Eyepiece (epwp6232le-01) - Astronomy Plus
Save $122.00 Save $0.00
$332.00
$332.00 - $332.00
$332.00
$210.00
$210.00 - $210.00
$210.00

Explore Scientific 62° Series 32mm Waterproof Eyepiece (EPWP6232LE-01)

Explore Scientific

Explore Scientific 62° Series 32mm Waterproof Eyepiece Explore Scientific Waterproof Eyepieces - Comfort, Quality, Value. The Explore Scientific 6...

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$332.00
$332.00 - $332.00
$332.00
$210.00
$210.00 - $210.00
$210.00
Save $122.00 Save $0.00
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