-11% sale
Celestron PowerTank Lithium LT (18763) $134.95 $149.95
Power your telescope anywhere with the PowerTank Lithium LT, our smallest and lightest lithium-ion power pack. This handy device is a must-have for your telescope and accessories, camping gear, emergency kit, and more. Will power any computerized mount. Description Stable Power Designed for Telescopes The PowerTank Lithium LT is built with Lithium Nickel Manganese Cobalt Oxide [LiNiMnCoO2] or NMC technology, which delivers a steady charge over long periods and requires less maintenance than a traditional sealed lead-acid battery. Unlike other lithium-ion power packs in this price range, the PowerTank Lithium LT was designed for astronomers by astronomers—specifically for the unique...
-47% sale
Firefly Books
2023 Night Sky Almanac $7.95 $14.95
A portable guidebook for enjoying the night sky in 2023. Description The 2023 Night Sky Almanac is the ideal resource for both novice and experienced sky watchers in the United States and Canada, with all the advice, information and data that enthusiasts need to understand and enjoy the wonders of the night sky. This in-depth guide first introduces readers to the objects in the sky - from stars, to comets, to globular clusters -- and then takes them through the cosmic events to look out for each month in 2023, with sky maps, moon phase charts and info about the...
-15% sale
Celestron PowerTank Glow 5000 (93585) $59.95 $69.95
The PowerTank Glow 5000 is an essential for any amateur astronomer. This 2-in-1 device features a rechargeable handheld red LED flashlight with three brightness levels and a 5000 mAh 5V DC power bank to charge mobile devices. Description The PowerTank Glow 5000 attaches onto one of your telescope tripod legs or other convenient locations using one of the two included silicone straps so it is safe and out of the way. A wrist strap is also included for handheld use. Perfect astronomy flashlight A red flashlight is one of the most beneficial accessories you can own as an amateur astronomer,...
ZWO ASI2600MC Pro USB 3.0 Colour Cooled Ca... $2,429.00
Important: For the following imaging camera models, please use a separate 12V power supply rather than the power hub in the ASIAIR Pro as the hub cannot provide enough amperage to power the camera's TEC coolers: ASI6200, ASI2600, ASI2400, ASI533, ASI071MC ASI2600MC Pro uses Sony’s latest back-illuminated IMX571 APS-C format sensor with a native 16-bit ADC. It is the colour version of the ASI2600MM Pro. Description It has an impressive range of features that make it a popular choice for astrophotographer. Here are some of the reasons why: Ultra-low 0e- readout noise – bringing out more details in your images with improved...
ZWO ASI120MC-S Colour Super Speed Camera (... $201.00
ASI120S is a super speed and sensitive USB 3.0 camera. Up to 60FPS under 1280X960 full resolution! Description ASI120S is a lightning-fast and sensitive USB3.0 camera. Up to 60FPS under 1280X960 full resolution! With a peak QE of 75%, beyond ICX618 and with no FPN(Fixed pattern Noise)! Long exposure supported up to 1000s! Full compatible with USB 2.0 USB Host! ASI120 camera integrates AR0130CS 1/3″ sensor (4.8 mm x 3.6 mm). This camera has 1280 x 960 pixels. The pixel size is 3.75 μm x 3.75 μm. This camera provides 12bit ADC. USB 3.0 Port: Can provide 5Gb bandwidth to...
-4% sale
Celestron PowerTank Lithium Pro (18768) $337.95 $349.95
  The PowerTank Lithium Pro is for the true power user! This higher capacity unit is the latest version of our bestselling PowerTank Lithium. PowerTank Lithium Pro offers twice the battery capacity of the original, making it ideal for more demanding applications. Will power any computerized mount Description PowerTank Lithium Pro features the right ports and connections to accommodate a variety of devices. You’ll find a 12V DC 5A telescope power port (Celestron cable included), a 12V DC 10A car battery adapter port, and two 5V DC USB ports - one 2.1 A and one that supports rapid charging. The power...
ZWO ASI462MC Planetary Colour Camera (ASI4... $336.00
With the ability to capture light in the near-infrared portion of the spectrum, and the super high sensitivity combined with ultra-low readout noise, this camera is considered as the highly improved version of ASI290MC. It will offer great performance for planetary, solar and lunar imaging. IMX462 sensor The format of the IMX462 sensor is 1/2.8”. The sensor length and width are 5.6mm*3.2mm and the diagonal is 6.46mm. The resolution is 1936*1096.> HCG mode The cameras has a built-in HCG mode which can effectively reduce the readout noise at high gain and keep the same wide dynamic range as you would...
-4% sale
Celestron PowerTank Lithium (18771) $249.95 $259.95
The PowerTank Lithium keeps the charge going for the astronomer on the go. The Lithium-Iron Phosphate (LiFePO4) battery chemistry has significant advantages over other battery chemistries. It will power any computerized mount. Description Overview The LiFePO4 has an un-recharged shelf life of 10 years compared to 3 years for the Lithium Iron and 6-9 months for a Sealed Lead-Acid battery. The battery performance of the PowerTank Lithium phosphate degrades at a much slower pace than other chemistries. The LiFePO4 can be charged and discharged 2000 times compared to only 500 for a Lithium Iron battery and 300 for sealed lead-acid...
ZWO ASI585MC Planetary Colour Camera (ASI5... $539.00
ASI585MC adopts Sony IMX585 CMOS sensor. As one of ZWO's latest OSC planetary cameras, it features a large sensor format of 1/1.2", a high resolution of 3840*2160, and a surprisingly amazing characteristic of ZERO AMP GLOW! The pixel size is 2.9um*2.9um. In 12-bit mode, it produces 46.9 FPS with super low readout noise! Description 8.29MP Sensor ASI585MC has the same pixel size of the ASI462MC at 2.9um, but its resolution is 4 times that of ASI462MC, which is a total of 8.29 megapixels. The sensor size is 11.13*6.26mm, and the diagonal length is 12.84mm. The 1/1.2" large sensor format makes it very suitable for solar and lunar imaging....
Sky-Watcher EQM-35 and EQM-35i Equatorial ... from $1,010.00 $1,190.00
The perfect entry-level EQ mount for those getting serious about astrophotography. Description The Sky-Watcher EQM-35 provides a convenient, stable platform for refractors up to 100mm or up to 127mm Maksutovs. Designed as an imaging system, it also works astonishingly well for visual use. This mount is perfect for the beginner to intermediate astronomer looking to expand their craft into astrophotography. The removable dec assembly allows for the use of Star Adventurer L-brackets or ball head adapters, turning the mount into a heavy-duty tracking system for your DSLR or mirrorless camera and wide-field imaging. If you’re looking for a lightweight, stable...
ZWO ASI224MC USB3.0 Colour Camera (ASI224MC) $269.00
ASI224MC has a 1/3″ and 1.2M pixels sensor IMX224 with SONY Exmor and NIR Technology. It has extremely low read noise (1.5 e) and high sensitivity, especially in IR range of the spectrum. Read Noise of ASI224 is less than 1e which can compare with sCMOS or EMCCD sensors. This camera is very suitable for astronomy planetary and small DSO imaging. USB 3.0 Port & ST4 Port USB 3.0 Port: Can provide 5Gb bandwidth to let ASI224 run at 64fps (12bit, normal mode) or 150 fps (10bit, high speed mode) at full resolution(1.2Mega).ST4 Port: Can be used connect with auto...
-51% sale
Deep Space Mysteries 2023 Calendar $9.95 $19.95
Explore nebulae, spiral galaxies, star-forming regions, and other mysteries of deep space in this 2023 calendar from Astronomy magazine! Description Astronomy magazine brings you the Deep Space Mysteries 2023 calendar filled with dramatic images of nebulae, spiral galaxies, star-forming regions, and other mysteries of deep space. Each month details planet visibility, meteor showers, conjunctions, and other observing opportunities, as well as moon phases and other major astronomical events. Bonus - this space calendar also includes tips for getting the most out of viewing the Moon! National holidays and occasions are highlighted, and there is ample room to add notes and...

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