Celestron NexStar Evolution 9.25 Telescope
Introduction: Discover the Universe with a Tap
The Celestron NexStar Evolution 9.25 Telescope is a groundbreaking innovation in the world of amateur astronomy. It is the first Schmidt-Cassegrain telescope to feature built-in WiFi, allowing stargazers to control the telescope entirely via their smartphone or tablet. Designed with precision, portability, and user-friendliness in mind, this telescope is a complete solution for both visual astronomy and astroimaging.
In this article, we will explore its features, specifications, and why it stands out as the top choice for modern-day astronomers.
Smart WiFi Control – Say Goodbye to Traditional Handsets
Explore the Cosmos Through Your Phone
One of the standout features of the NexStar Evolution 9.25 is its integrated WiFi control system. By connecting your mobile device to the telescope’s own wireless network, you gain access to full telescope control using Celestron’s SkyPortal Powered by SkySafari™ app, available for both Android and iOS.
REVIEW of Celestron NexStar Evolution 9.25 Telescope 👇
Key Highlights:
- Real-time celestial navigation with an interactive planetarium interface
- Automatically identifies celestial objects visible at your location
- Easily align your telescope with SkyAlign technology, built right into the app
- No need for a hand controller - completely app-based operation
Built-In Power Supply – 10 Hours of Battery Life
Long Sessions, No Wires
Forget the hassle of carrying external battery packs. The NexStar Evolution is the first consumer telescope to include a built-in lithium-iron phosphate battery, offering an impressive up to 10 hours of operation on a single charge.
Benefits:
- Ultra-long life battery designed for extended stargazing
- USB charging port to power your smartphone or tablet during observing sessions
- Intelligent power-saving mode when battery levels run low
- Ideal for remote locations or travel where electricity is not available
User-Centric Design – Engineered for Comfort and Portability
Built from Customer Feedback
Celestron engineers designed the NexStar Evolution with input from real users. The result is a telescope that’s easy to carry, simple to set up, and rock-solid in performance.
Design Features:
- Large ergonomic handles for easy carrying and setup
- Heavy-duty stainless steel tripod, identical to the one used in Celestron's CPC series
- Manual clutches in both azimuth and altitude for manual pointing, even without power
- Two accessory trays, one with a red LED illuminator and space for up to seven eyepieces
This level of attention to detail enhances the overall user experience, making the NexStar Evolution one of the most beginner-friendly telescopes available.
Optical Excellence – Premium Schmidt-Cassegrain Design
Advanced Imaging and Visual Performance
The 9.25-inch Schmidt-Cassegrain optical tube delivers outstanding clarity and brightness for both viewing and photographing deep-sky objects. Coated with StarBright XLT, it ensures optimal light transmission for bright, high-contrast images.
Whether you're aiming to observe the rings of Saturn, the craters of the Moon, or faraway galaxies, the NexStar Evolution 9.25 offers breathtaking clarity.
Ready for Astrophotography – Precision Tracking & Stability
A Budget-Friendly Entry Into Imaging
Unlike many other telescopes in its price range, the NexStar Evolution 9.25 includes brass worm gears and improved motors for superior tracking accuracy. This makes it ideal for entry-level astroimaging, even without additional mounts or hardware.
Astrophotography Capabilities:
- Capture deep-sky objects like the Orion Nebula using your DSLR camera
- Add the Pro HD Wedge (sold separately) to enable long-exposure photography
- Minimal field rotation for short-to-mid exposure shots
- Accurate GoTo tracking keeps targets centered in your field of view
Included Accessories – Everything You Need to Start Observing
Celestron bundles several high-quality accessories with the NexStar Evolution 9.25, ensuring you're ready to start observing right out of the box.
Included Items
13mm (180x magnification)
Two Plössl Eyepieces:
40mm (59x magnification)
1.25" Star Diagonal
Red Dot StarPointer Finderscope
AC Power Adapter
Classic NexStar+ Hand Control (not required if using the mobile app)
These accessories are perfect for beginner astronomers and can be upgraded as your experience grows.
Specifications
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OPTICAL TUBE INFO
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Optical Design:
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Schmidt-Cassegrain
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Aperture:
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235mm (9.25")
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Focal Length:
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2350mm (93")
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Focal Ratio:
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f/10
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Focal Length of Eyepiece 1:
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40mm (1.57")
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Magnification of Eyepiece 1:
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59x
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Focal Length of Eyepiece 2:
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13mm (.51")
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Magnification of Eyepiece 2:
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180x
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Finderscope:
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Red Dot Finderscope
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Star Diagonal:
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1.25" Star Diagonal
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Optical Tube:
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Aluminum
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Highest Useful Magnification:
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555x
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Lowest Useful Magnification:
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34x
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Limiting Stellar Magnitude:
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14.4
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Resolution (Rayleigh):
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0.59 arc seconds
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Resolution (Dawes):
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0.49 arc seconds
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Light Gathering Power (Compared to human eye):
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1127x
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Secondary Mirror Obstruction:
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85mm (3.35")
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Secondary Mirror Obstruction by Diameter:
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36%
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Secondary Mirror Obstruction by Area:
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13%
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Optical Coatings:
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StarBright XLT
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Optical Tube Length:
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559mm (22")
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Optical Tube Diameter:
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271.78mm (10.7")
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Optical Tube Weight:
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20 lbs (9.07 kg)
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Dovetail:
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CG-5 Dovetail bar
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