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Telescopes [ Show All ]

Alluna Optics Alluna RC-24 24" f/8 Ritchey Chretien Telescope

SKU: RC-24

Price: $86,999.00

- Custom Order - Call for Lead Times and Availability
Takahashi Epsilon 180ED Hyperbolic Astrograph

SKU: TEK18010

Price: $4,800.00

In-Stock - Available at warehouse ships in 1-2 weeks
Meade Infinity 90mm Altazimuth Refractor

UPC: 709942996968

SKU: 209005

Price: $209.95

In-Stock - Available at warehouse ships in 1-2 weeks
Meade 10 Inch LX200-ACF w/UHTC Coatings

UPC: 709942500349

SKU: 1010-60-03

Price: $3,849.00

In-Stock - Available at warehouse ships in 1-2 weeks
TAKAHASHI TOA-130NS REFRACTOR

SKU: TOK13010

Price: $6,000.00

In-Stock - Available at warehouse ships in 1-2 weeks
iOptron Photron 200mm f/8 Ritchey-Chretien Catadioptric Telescope (OTA Only)

SKU: 6112

Price: $999.00

In-Stock - Available at warehouse ships in 1-2 weeks
MEADE 10 Inch LX600-ACF (f/8) Advanced Coma-Free w/ StarLock

UPC: 709942502015

SKU: 1008-70-01

Price: $5,169.00

In-Stock - Available at warehouse ships in 1-2 weeks
Meade 16 Inch LX600-ACF (f/8) w/ StarLock w/o Tripod

UPC: 709942502053

SKU: 1608-70-01N

Price: $18,599.00

In-Stock - Available at warehouse ships in 1-2 weeks
TELEVUE TV-85 OTA WHITE

SKU: WXO-3372

Price: $2,125.00

In-Stock - Available at warehouse ships in 1-2 weeks
iOptron Photron 6 inch Ritchey-Chrétien Telescope

SKU: IO-6111

Price: $499.00

In-Stock - Available at warehouse ships in 1-2 weeks
Meade Polaris 90mm German Equatorial Refractor

UPC: 709942996920

SKU: 216003

Price: $239.95

In-Stock - Available at warehouse ships in 1-2 weeks
Meade 12 Inch LX850-ACF w/UHTC Coatings

UPC: 709942600629

SKU: 1208-85-01

Price: $9,999.00

In-Stock - Available at warehouse ships in 1-2 weeks
Meade 12 Inch LX200-ACF Advanced Coma Free w/UHTC Coatings

UPC: 709942500462

SKU: 1210-60-03

Price: $5,099.00

In-Stock - Available at warehouse ships in 1-2 weeks
Takahashi CCA-250 Tri-Focal Astrograph

SKU: TCK25010

Price: $15,160.00

In-Stock - Available at warehouse ships in 1-2 weeks
Telescope Engineering TEC APO 200FL f/7 Refractor

SKU: APO200FL

Price: $29,600.00

In-Stock - Available at warehouse ships in 1-2 weeks
Takahashi FC-100DF f/7.4 Apo Refractor

SKU: TFK10110

Price: $2,440.00

In-Stock - Available at warehouse ships in 1-2 weeks
Meade 14 Inch LX850-ACF w/UHTC Coatings

UPC: 709942600636

SKU: 1408-85-01

Price: $11,299.00

In-Stock - Available at warehouse ships in 1-2 weeks
Meade 14 Inch LX600-ACF (f/8) Advanced Coma-Free w/ StarLock

UPC: 709942502039

SKU: 1408-70-01

Price: $8,799.00

In-Stock - Available at warehouse ships in 1-2 weeks
Meade 16 Inch LX200-ACF Advanced Coma Free w/UHTC Coatings

UPC: 709942500691

SKU: 1610-60-02

Price: $17,599.00

In-Stock - Available at warehouse ships in 1-2 weeks
Celestron Nexstar 5SE Computerized Telescope

SKU: CEL-11036

Price: $699.00

In-Stock - Available at warehouse ships in 1-2 weeks
LX850-ACF 130MM F/7 TRIPLET APO REFRACTOR

UPC: 709942600643

SKU: 0130-85-01

Price: $10,299.00

In-Stock - Available at warehouse ships in 1-2 weeks

Night Vision & Thermal Imaging [ Show All ]

AGM SECUTOR TS50-384 MED RANGE THERMAL SCOPE

UPC: 810027774347

SKU: SS-125459

Price: $3,319.07

In-Stock - Available at warehouse ships in 1-2 weeks
ATN THOR 4 4-40X 640X 480 THERMAL RIFLESCOPE

UPC: 658175115151

SKU: HK-ATN TIWST4644A
Our price is below the amount that ATN allows us to advertise. Contact us for a quote, we can usually reply in minutes.

In-Stock - Available at warehouse ships in 1-2 weeks
AGM NVG-40 NW2 DUAL TUBE NIGHT VISION GOGGLE/BINO

UPC: 810027773906

SKU: HK-AGM 14NV4122354021

Price: $4,547.93

In-Stock - Available at warehouse ships in 1-2 weeks
AGM PVS-7 NL3 NIGHT VISION GOGGLE

UPC: 810027770462

SKU: HK-AGM 12PV7122253031

Price: $2,392.76

In-Stock - Available at warehouse ships in 1-2 weeks
AGM SECUTOR TS75-384 LNG RANGE THERMAL SCOPE

UPC: 810027774354

SKU: SS-125460

Price: $4,095.56

In-Stock - Available at warehouse ships in 1-2 weeks
AGM Python TS50-336Medium Range Thermal Imaging scope 336x256 (60 Hz), 50 mm lens. Made in USA! 3093455006PY51

UPC: 810027771162

SKU: HK-AGM 3093455006PY51

Price: $4,123.79

In-Stock - Available at warehouse ships in 1-2 weeks
AGM WOLVERINE PRO-4 3AL1 NIGHT VISION SCOPE 4X

UPC: 810027774170

SKU: HK-AGM 15WP4423453021

Price: $4,782.41

In-Stock - Available at warehouse ships in 1-2 weeks
ATN ThOR 4, 384x288 Sensor, 7-28x Thermal Smart HD Rifle Scope w/WiFi, GPS, Black, TIWST4387A

UPC: 658175115106

SKU: ZD-TIWST4387A
Our price is below the amount that ATN allows us to advertise. Contact us for a quote, we can usually reply in minutes.

In-Stock - Available at warehouse ships in 1-2 weeks
Sightmark. 7X42 DIGITAL NV MONOCULAR

UPC: 744105207314

SKU: SM18014

Price: $209.99

In-Stock - Available at warehouse ships in 1-2 weeks
AGM Global Vision ASP MICRO TM160 THERM MONOCULAR 3093251001AM10

UPC: 810027774491

SKU: SS-125453

Price: $393.91

In-Stock - Available at warehouse ships in 1-2 weeks
Sightmark Photon RT Digital Night Vision Riflescope 4.5x42S Black

UPC: 812495024344

SKU: SS-101553

Price: $501.31

In-Stock - Available at warehouse ships in 1-2 weeks
AGM WOLVERINE-4 NL3 NIGHT VISION SCOPE 4X

UPC: 810027770738

SKU: HK-AGM 15WOL422103031

Price: $1,674.37

In-Stock - Available at warehouse ships in 1-2 weeks
Thor-lt 320 Thermal 3-6x TIWSTLT325X

UPC: 658175116462

SKU: HK-ATN TIWSTLT325X
Our price is below the amount that ATN allows us to advertise. Contact us for a quote, we can usually reply in minutes.

In-Stock - Available at warehouse ships in 1-2 weeks
PULSAR HELION 2 XQ50 THERMAL MONOCULAR

UPC: 812495026508

SKU: SS-136799

Price: $3,344.60

In-Stock - Available at warehouse ships in 1-2 weeks
Sightmark PULSAR PL77423 PL77423

UPC: 812495026454

SKU: SS-123538

Price: $2,029.61

In-Stock - Available at warehouse ships in 1-2 weeks
ATN Thor 240-1-4x, 240x180, 19mm, 30 Hz, 25micron

UPC: 658175905653

SKU: CH-ASTIWSMT241D
Our price is below the amount that ATN allows us to advertise. Contact us for a quote, we can usually reply in minutes.

In-Stock - Available at warehouse ships in 1-2 weeks
ATN OTS LT 320 3-6X THERMAL VIEWER

UPC: 658175116653

SKU: HK-ATN TIMNOLT325X

Price: $1,625.38

In-Stock - Available at warehouse ships in 1-2 weeks
ATN ThOR-LT 4-8x Thermal Rifle Scope, Black, TIWSTLT148X

UPC: 658175115410

SKU: ZD-TIWSTLT148X
Our price is below the amount that ATN allows us to advertise. Contact us for a quote, we can usually reply in minutes.

In-Stock - Available at warehouse ships in 1-2 weeks
ATN TICO 336A THERM CLIPON 336X256

UPC: 658175113645

SKU: CH-ASTICOTC350A
Our price is below the amount that ATN allows us to advertise. Contact us for a quote, we can usually reply in minutes.

In-Stock - Available at warehouse ships in 1-2 weeks
AGM TAIPAN TM15-384 THERMAL MONOCULAR

UPC: 810027778062

SKU: SS-132165

Price: $1,250.23

In-Stock - Available at warehouse ships in 1-2 weeks
AGM RATTLER TS25-384 SHRT/MD RANGE THERMAL

UPC: 810027778093

SKU: HK-AGM 3092455004TH21

Price: $1,844.47

In-Stock - Available at warehouse ships in 1-2 weeks

Telescope Mounts [ Show All ]

Takahashi EM-500 Temma-2Z Equatorial Mount

SKU: TTM74110

Price: $13,020.00

In-Stock - Available at warehouse ships in 1-2 weeks
iOptron AZ Mount Pro GoTo Alt-Az Mount with Tripod

SKU: 8903

Price: $1,418.00

In-Stock - Available at warehouse ships in 1-2 weeks
Losmandy G-11 RA Axis Only with Tucked Motor

SKU: G11RA-AXIS

Price: $1,045.00

In-Stock - Available at warehouse ships in 1-2 weeks
iOptron CEM25EC GoTo EQ Mount (1.75" Tripod, Hard Case)

SKU: 7103EC-HC - DISCONTINUED

Price: $1,999.00

In-Stock - Available at warehouse ships in 1-2 weeks
Mathis Instruments Altazimuth Fork Mount

SKU: MI-AFM

Price: $14,600.00

In-Stock - Available at warehouse ships in 1-2 weeks
CEM120EC2 - Center Balance Equatorial Mount

SKU: IO-7302

Price: $7,748.00

In-Stock - Available at warehouse ships in 1-2 weeks
iOptron AZ Mount Pro GoTo Alt-Az Mount with Tri-Pier

SKU: 8900-TP

Price: $1,798.00

In-Stock - Available at warehouse ships in 1-2 weeks
Wimberley Sidekick Head

SKU: SK-100

Price: $250.00

In-Stock - Available at warehouse ships in 1-2 weeks
iOptron SkyGuider Pro Camera Mount Full Package

SKU: IO-3550

Price: $488.00

In-Stock - Available at warehouse ships in 1-2 weeks
Mathis Instruments German Equatorial Mount

SKU: MI-GEM

Price: $14,400.00

In-Stock - Available at warehouse ships in 1-2 weeks
Losmandy Titan RA Axis Only with Tucked Motor

SKU: TRA-AXIS

Price: $1,995.00

In-Stock - Available at warehouse ships in 1-2 weeks
CEM70 with iGuider

SKU: C70AG

Price: $3,318.00

In-Stock - Available at warehouse ships in 1-2 weeks
iOptron CEM25EC GoTo EQ Mount (1.5" Tripod, Hard Case)

SKU: 7100EC-HC - DISCONTINUED

Price: $1,899.00

In-Stock - Available at warehouse ships in 1-2 weeks
Losmandy Gemini 2 Retro-fit Kit for GM-8 / G-11 / HGM200 / G9

SKU: GEMINI 2 KIT

Price: $1,595.00

In-Stock - Available at warehouse ships in 1-2 weeks
Meade LX850 German Equatorial Mount w/StarLock

UPC: 7009942600605

SKU: 37-0850-00

Price: $7,239.00

In-Stock - Available at warehouse ships in 1-2 weeks
iOptron AZ Mount Pro GoTo Alt-Az Mount with Tri-Pier and Case

SKU: 8900-TP-RC

Price: $1,968.00

In-Stock - Available at warehouse ships in 1-2 weeks
Mathis Instruments Equatorial Fork Mount

SKU: MI-EFM

Price: $14,800.00

In-Stock - Available at warehouse ships in 1-2 weeks

Eyepieces [ Show All ]

Meade Series 4000 2" Eyepiece and Filter Set

UPC: 709942997217

SKU: 607010

Price: $359.99

In-Stock - Available at warehouse ships in 1-2 weeks
Meade 5000 Series Eyepiece MWA 100 Degree 15mm 2" 607017

UPC: 709942997293

SKU: 607017

Price: $314.99

In-Stock - Available at warehouse ships in 1-2 weeks
Meade 5000 Series Eyepiece MWA 100 Degree 10mm 1.25" 607016

UPC: 709942997286

SKU: 607016

Price: $244.99

In-Stock - Available at warehouse ships in 1-2 weeks
Lunt Solar Systems Solar Eyepiece Set 1.25"

SKU: LSEPSET

Price: $329.00

In-Stock - Available at warehouse ships in 1-2 weeks
Takahashi 32mm Abbe Eyepiece 1.25"

SKU: TKA00609

Price: $206.00

In-Stock - Available at warehouse ships in 1-2 weeks
Baader 4.5mm Morpheus 76º Eyepiece - 1.25"/2"

SKU: MORPH-4

Price: $239.00

In-Stock - Available at warehouse ships in 1-2 weeks
Baader 6.5mm Morpheus 76° Eyepiece - 1.25"/2"

SKU: MORPH-6

Price: $239.00

In-Stock - Available at warehouse ships in 1-2 weeks
STELLARVUE 13.5 MM 100 DEGREE 1.25"/2" OPTIMUS EYEPIECE EOP 13.5

SKU: EOP-13.5

Price: $349.00

In-Stock - Available at warehouse ships in 1-2 weeks
Meade 5000 Series Eyepiece MWA 100 Degree 5mm 1.25" 607015

UPC: 709942997279

SKU: MED-607015

Price: $244.99

In-Stock - Available at warehouse ships in 1-2 weeks
Baader 17.5mm Morpheus 76° Eyepiece - 1.25"/2"

SKU: MORPH-17

Price: $239.00

In-Stock - Available at warehouse ships in 1-2 weeks
Complete Eyepiece Set - consisting of all 6 Morpheus Eyepieces, Includes Fitted Case

SKU: MORP-SET

Price: $1,390.00

In-Stock - Available at warehouse ships in 1-2 weeks
Baader 12.5mm Morpheus 76° Eyepiece - 1.25"/2"

SKU: MORPH-12

Price: $239.00

In-Stock - Available at warehouse ships in 1-2 weeks
STELLARVUE ULTRA WIDE ANGLE EYEPIECE SET - EUW-SET

SKU: EUW-SET

Price: $347.00

In-Stock - Available at warehouse ships in 1-2 weeks
Baader 14mm Morpheus 76° Eyepiece

SKU: MORPH-14

Price: $239.00

In-Stock - Available at warehouse ships in 1-2 weeks

Filters (Visual) [ Show All ]

SBIG 50mm Square Narrowband set of 3 filters Ha, SII, OIII

SKU: 50-3500NBB

Price: $1,153.00

In-Stock - Available at warehouse ships in 1-2 weeks
SBIG 50mm square LRGB Filter Set

SKU: 50-4500CIB

Price: $789.00

In-Stock - Available at warehouse ships in 1-2 weeks
SBIG Baader 50.4mm Round LRGB Filter Set

SKU: 50-4508CIB

Price: $695.00

In-Stock - Available at warehouse ships in 1-2 weeks
Baader Planetarium Visual AstroSolar Safety Film - 46" x 46" Sheet

SKU: ASOLV-L

Price: $337.00

In-Stock - Available at warehouse ships in 1-2 weeks
Baader Canon EOS DSLR T-Ring with UHC-S Nebula Filter # DSLR-UHC

SKU: DSLRT-UHC

Price: $229.00

In-Stock - Available at warehouse ships in 1-2 weeks
SBIG 50mm square 8nm SII filter

SKU: 51922

Price: $360.00

In-Stock - Available at warehouse ships in 1-2 weeks
SBIG 50 mm Square LRGBC set

SKU: 50-5500CIB

Price: $999.00

In-Stock - Available at warehouse ships in 1-2 weeks
SBIG 50mm square UV-IR Cut Filter

SKU: 51918

Price: $219.00

In-Stock - Available at warehouse ships in 1-2 weeks
BAADER - D-ERF ENERGY REJECTION FILTER 90MM WITH IR-CUT DIELECTRIC COATING

SKU: DERF-90

Price: $497.00

In-Stock - Available at warehouse ships in 1-2 weeks
SBIG 50mm square 8nm O-III filter

SKU: 51921

Price: $374.00

In-Stock - Available at warehouse ships in 1-2 weeks
BAADER - D-ERF ENERGY REJECTION FILTER 75MM WITH IR-CUT DIELECTRIC COATING

SKU: DERF-75

Price: $349.00

In-Stock - Available at warehouse ships in 1-2 weeks
BAADER - D-ERF ENERGY REJECTION FILTER 180MM WITH IR-CUT DIELECTRIC COATING

SKU: DERF-180

Price: $1,857.00

In-Stock - Available at warehouse ships in 1-2 weeks
BAADER - D-ERF ENERGY REJECTION FILTER 110MM WITH IR-CUT DIELECTRIC COATING

SKU: DERF-110

Price: $627.00

In-Stock - Available at warehouse ships in 1-2 weeks
BAADER - D-ERF ENERGY REJECTION FILTER 160MM WITH IR-CUT DIELECTRIC COATING

SKU: DERF-160

Price: $1,254.00

In-Stock - Available at warehouse ships in 1-2 weeks
SBIG 50mm square 7nm H-alpha filter

SKU: 51919

Price: $419.00

In-Stock - Available at warehouse ships in 1-2 weeks
SBIG 36mm LRGB Set

SKU: 50-4360CIB

Price: $477.00

In-Stock - Available at warehouse ships in 1-2 weeks
SBIG Custom Scientific 50mm Round Premium LRGBC set

SKU: 50-5500CIC

Price: $799.00

In-Stock - Available at warehouse ships in 1-2 weeks
SBIG 36mm Narrowband set

SKU: 50-3360NBB

Price: $569.00

In-Stock - Available at warehouse ships in 1-2 weeks
SBIG 50.4mm Narrowband set of 3 filters Ha, SII, OIII

SKU: 50-3508NBB

Price: $898.00

In-Stock - Available at warehouse ships in 1-2 weeks
BAADER - D-ERF ENERGY REJECTION FILTER 135MM WITH IR-CUT DIELECTRIC COATING

SKU: DERF-135

Price: $999.00

In-Stock - Available at warehouse ships in 1-2 weeks
Baader UV-IR-Cut L Filter - 101 mm x 143 mm Square Unmounted

SKU: FUVIR-SQ100

Price: $499.00

In-Stock - Available at warehouse ships in 1-2 weeks

Imaging / CCD / CMOS [ Show All ]

FLI Research Grade 50mm Diameter SDSS u',g',r',i',z' filters

SKU: RG 50D ugriz

Price: $2,000.00

Custom Order - Call for Lead Times & Availability
FLI Research Grade 28mm Diameter OIII 5 nm

SKU: RG 28D OIII (5nm)

Price: $460.00

Custom Order - Call for Lead Times & Availability
FLI Research Grade 50mm Diameter Bessell I filter

SKU: RG 50D I

Price: $400.00

Custom Order - Call for Lead Times & Availability
SBIG 50mm Square Narrowband set of 3 filters Ha, SII, OIII

SKU: 50-3500NBB

Price: $1,153.00

In-Stock - Available at warehouse ships in 1-2 weeks
SBIG CLA-X-NIKON STXL Nikon Lens Adapter (with filter wheel)

SKU: CLA-X-NIKON

Price: $249.00

In-Stock - Available at warehouse ships in 1-2 weeks
FLI Research Grade 50mm Diameter SII (8nm)

SKU: RG 50D SII (8nm)

Price: $455.00

Custom Order - Call for Lead Times & Availability
FLI Research Grade 28mm Diameter H-alpha 3 nm

SKU: RG 28D Ha (3nm)

Price: $485.00

Custom Order - Call for Lead Times & Availability
FLI AIMO BACK ILLUMINATED MIDBAND GRADE 1 BACK ILLUMINATED MONOCHROME CCD CAMERA (NO SHUTTER)

SKU: ML4720-BB

Price: $18,495.00

Custom Order - Call for Lead Times & Availability
SBIG Aluma 77-00

SKU: Aluma-77-00-M

Price: $13,999.00

In-Stock - Available at warehouse ships in 1-2 weeks
FLI MICROLINE MLX695 MONOCHROME CCD CAMERA with 25mm shutter

SKU: MLx695 25mm

Price: $6,395.00

Custom Order - Call for Lead Times & Availability
FLI Research Grade 50mm Square Bessell I filter

SKU: RG 50S I

Price: $440.00

Custom Order - Call for Lead Times & Availability
FLI Research Grade 28mm Diameter SII 3 nm

SKU: RG 28D SII (3nm)

Price: $485.00

Custom Order - Call for Lead Times & Availability
FLI 10-Position CFW for 50mm Square Filters

SKU: CFW-3-10

Price: $1,995.00

Custom Order - Call for Lead Times & Availability
SBIG Baader 50.4mm Round LRGB Filter Set

SKU: 50-4508CIB

Price: $695.00

In-Stock - Available at warehouse ships in 1-2 weeks
FLI 383 front illuminated with 45mm high speed shutter

SKU: ML4240-FI G1

Price: $25,795.00

Custom Order - Call for Lead Times & Availability
FLI - HIGH SPEED FILTER WHEEL - 6 X 25MM ROUND FILTERS

SKU: HS-625

Price: $3,995.00

Custom Order - Call for Lead Times & Availability
SBIG 36mm LRGB Set

SKU: 50-4360CIB

Price: $477.00

In-Stock - Available at warehouse ships in 1-2 weeks
SBIG Standard Cover for the STXL Filter Wheel

SKU: FW8-STXL-STD-COVER

Price: $350.00

In-Stock - Available at warehouse ships in 1-2 weeks
FLI Research Grade 65mm Square Bessell U filter

SKU: RG 65S U

Price: $950.00

Custom Order - Call for Lead Times & Availability
FLI Research Grade 65mm Square SDSS z' filter

SKU: RG 65S z'

Price: $950.00

Custom Order - Call for Lead Times & Availability
FLI Research Grade 28mm Diameter SII 5 nm

SKU: RG 28D SII (5nm)

Price: $460.00

Custom Order - Call for Lead Times & Availability

Newly Added Products [ Show All ]

ALNITAK FLIP-FLAT FLAT FIELDER AND DUST COVER FOR 6" TO 7 5/8" OTA

SKU: 19051

Price: $525.00

In-Stock - Available at warehouse ships in 1-2 weeks
FOCUSLYNX QUICKSYNC MEF MOTOR US (SILVER KNOBS) VERSION

SKU: 19765US

Price: $295.00

In-Stock - Available at warehouse ships in 1-2 weeks
FOCUS LYNX QUICKSYNC MEF MOTOR

SKU: 19765

Price: $295.00

In-Stock - Available at warehouse ships in 1-2 weeks
JMI Wheeley Bars – Meade 16 Inch Lightbridge

SKU: TBWLB16

Price: $439.00

In-Stock - Available at warehouse ships in 1-2 weeks
E-160ED DOUBLE RING TUBE HOLDER (204WM)

SKU: TKA70420M

Price: $630.00

In-Stock - Available at warehouse ships in 1-2 weeks
EPSILON E-160ED REFLECTOR

SKU: TEK16010

Price: $3,960.00

In-Stock - Available at warehouse ships in 1-2 weeks
CEM40G with iGuider and LiteRoc Tripod

SKU: 7403AG

Price: $2,498.00

In-Stock - Available at warehouse ships in 1-2 weeks
QHY CCD QHY183M + QHYCFW3S-SR7 7 position filter wheel combo, 20 Megapixel, High Res, High QE, Back-Illuminated Cooled COLDMOS Camera

SKU: QHY183M-COMBO

Price: $1,199.00

In-Stock - Available at warehouse ships in 1-2 weeks
Astro-Physics Y-Cable w/42" Declination Length for 1100 Quick Release Servo Box

SKU: S1100GYCR42

Price: $202.00

In-Stock - Available at warehouse ships in 1-2 weeks
Astro-Physics 8" Extensions for all 6" Piers, Tripods and Tripod Adapter

SKU: EAGLE6E8

Price: $380.00

In-Stock - Available at warehouse ships in 1-2 weeks
Astro-Physics 4" Extensions for all 6" Piers, Tripods and Tripod Adapter

SKU: EAGLE6E4

Price: $275.00

In-Stock - Available at warehouse ships in 1-2 weeks
Astro-Physics 4" Extensions for all 6" Piers, Tripods and Tripod Adapter

SKU: EAGLE6E4

Price: $275.00

In-Stock - Available at warehouse ships in 1-2 weeks
Astro-Physics 33 lb. Stainless Steel Counterweight for 2.5" Shaft - 3600GTO and 3600GTOPE

SKU: 33SCWT

Price: $385.00

In-Stock - Available at warehouse ships in 1-2 weeks
Astro-Physics 33 lb. Stainless Steel Counterweight for 2.5" Shaft - 3600GTO and 3600GTOPE

SKU: 33SCWT

Price: $385.00

In-Stock - Available at warehouse ships in 1-2 weeks
Explore Scientific 8.5mm 82° Series LER Waterproof Eyepiece

SKU: EPWP8285LE-01

Price: $249.99

In-Stock - Available at warehouse ships in 1-2 weeks
Explore Scientific 6.5mm 82° Series LER Waterproof Eyepiece

SKU: EPWP8265LE-01

Price: $249.99

In-Stock - Available at warehouse ships in 1-2 weeks
Explore Scientific 4.5mm 82° Series LER Waterproof Eyepiece

SKU: EPWP8245LE-01

Price: $249.99

In-Stock - Available at warehouse ships in 1-2 weeks
Absolute Encoder Kit for 1100GTO **MADE TO ORDER**

SKU: 11AE-4-KIT

Price: $5,615.00

In-Stock - Available at warehouse ships in 1-2 weeks
TAKAHASHI TSA-120 REFRACTOR TELESCOPE WITH FEATHERTOUCH FOCUSER

SKU: TTK12010-FT

Price: $4,910.00

In-Stock - Available at warehouse ships in 1-2 weeks
Apollo 11mm 50th Anniversary of Moon Landing Commemorative Eyepiece

SKU: EAL-11.0

Price: $1,245.00

In-Stock - Available at warehouse ships in 1-2 weeks
TAKAHASHI TSA-120N REFRACTOR

SKU: TTK12020

Price: $3,830.00

In-Stock - Available at warehouse ships in 1-2 weeks
LuntSolarSystems - Solar Telescope LS80T/PT 80mm H-alpha, B1200 blocking filter, 2'' Crayford focuser and Pressure Tuner

SKU: LS80THa/PT/B1200C

Price: $3,349.00

In-Stock - Available at warehouse ships in 1-2 weeks
LuntSolarSystems - Solar Telescope LS80THaFT 80mm H-alpha, 2'' feather touch focuser and Pressure Tuner

SKU: LS80THa/PT/FT

Price: $2,479.00

In-Stock - Available at warehouse ships in 1-2 weeks
Lunt Solar Systems 60mm f/8.3 Hydrogen-Alpha Double-Stacked Etalon Refractor Solar Telescope (2" Feather Touch Focuser, 12mm Blocking, Pressure Tuned)

SKU: LS60THaDS50/B1200FTPT

Price: $3,295.00

In-Stock - Available at warehouse ships in 1-2 weeks
LUNT LS60THADS50/B1200CPT H-ALPHA SOLAR TELESCOPE

SKU: LS60THaDS50/B1200CPT

Price: $2,695.00

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LUNT LS60THADS50 B1200FT H-ALPHA SOLAR TELESCOPE

SKU: LS60THaDS50/B1200FT

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Lunt Solar Systems 60mm f/8.3 Hydrogen-Alpha Double-Stacked Etalon Refractor Solar Telescope (2" Crayford Focuser, 12mm Blocking, Tilt-Tuned)

SKU: LS60THaDS50/B1200C

Price: $2,195.00

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Lunt Solar Systems 60mm f/8.3 Hydrogen-Alpha Double-Stacked Etalon Refractor Solar Telescope (2" Feather Touch Focuser, 6mm Blocking, Pressure Tuned)

SKU: LS60THaDS50/B600FTPT

Price: $2,795.00

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Lunt Solar Systems 60mm f/8.3 Hydrogen-Alpha Double-Stacked Etalon Refractor Solar Telescope (2" Feather Touch Focuser, 6mm Blocking, Tilt-Tuned)

SKU: LS60THaDS50/B600FT

Price: $2,249.00

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LUNT LS60THA/B1200FTPT H-ALPHA SOLAR TELESCOPE

SKU: LS60THa/B1200FTPT

Price: $2,295.00

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Mystery object blotted out a giant star for 200 days

Mystery object blotted out a giant star for 200 days Stars may twinkle, but they don’t just vanish—so when a distant, giant star pulled a disappearing act for about 200 days, it took astronomers by surprise. Now, roughly a decade later, astronomers have sifted through a variety of possible explanations—and they still have no idea what’s responsible for blotting out near...

Operations Underway to Restore Payload Computer on NASA's Hubble Space Telescope

Operations Underway to Restore Payload Computer on NASA's Hubble Space Telescope NASA is working to resolve an issue with the payload computer on the Hubble Space Telescope. The computer halted on Sunday, June 13, shortly after 4 p.m. EDT. After analyzing the data, the Hubble operations team is investigating whether a degrading memory module led to the computer halt. The team is preparing to swit...

Citizen Scientists Discover Two Gaseous Planets around a Bright Sun-like Star

Citizen Scientists Discover Two Gaseous Planets around a Bright Sun-like Star At night, seven-year-old Miguel likes talking to his father Cesar Rubio about planets and stars. “I try to nurture that,” says Rubio, a machinist in Pomona, California, who makes parts for mining and power generation equipment.   In this artist’s rendering, two gaseous planets orbit the bright s...

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Image Of The Day - Galveston from Space

Galveston from Space On Monday, June 19, 1865, enslaved African Americans in Texas learned of their freedom. That day of liberation became known as Juneteenth, when the Emancipation Proclamation was announced by Union troops in Galveston, Texas. On Thursday, June 17, 2021, President Joe Biden signed into law legislation making Juneteenth, "a federal holiday, recognizing that (1) history should...

Did solar eclipses help kick-start human curiosity?

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The Sky This Week: Enter the Summer Triangle

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