In the world of astrophotography, especially astronomy controllers, they have become an indispensable tool for both amateur and seasoned astronomers. These compact devices serve as the central hub for managing various aspects of your astronomical setup, from telescope control to image capture and processing. As technology advances, choosing the right controller can significantly enhance your stargazing experience and the quality of your astrophotography.
In this blog, I will dive deep into a comparison of four leading astronomy controllers that are available or about to become available at the time of this post.
The Stellarmate Pro from Icarus, the ASIAIR Plus from ZWO, the ToupTek Astro Station from ToupTek, and the Ultimate Powerbox v3 from Pegasus. Each of these controllers offers unique features and capabilities, catering to different needs and preferences within the astronomy community. Whether you’re a beginner looking to streamline your setup or an experienced astrophotographer seeking to optimise your workflow, understanding the strengths and limitations of each controller is crucial in making an informed decision.
Throughout this comparison, we’ll examine various aspects of these controllers, exploring their hardware specifications and build quality, software capabilities and user interface, and compatibility with different telescopes, mounts, and cameras. We’ll also delve into their ease of use and learning curve, power management and distribution features, wireless connectivity and range, as well as their price and overall value for money.
The Pros of each device
1. Stellarmate Pro
The Stellarmate Pro stands out for its powerful software suite and impressive processing capabilities.
Key Advantages:
1. Comprehensive Software Suite:
The Stellarmate Pro comes pre-loaded with a set of software tools, including:
• INDI (Instrument Neutral Distributed Interface): A powerful framework for controlling astronomical equipment.
• KStars: A feature-rich planetarium software for observing the night sky.
• Ekos: An advanced astrophotography tool for equipment control and image capture.
• PHD2: A popular autoguiding platform for precise tracking during long exposures.
2. Superior Processing Power:
Among the compared devices, the Stellarmate Pro has the fastest processor. This translates to quick response times and smooth operation, even when running multiple tasks simultaneously.
3. Versatile Connectivity:
The Stellarmate Pro offers a wide range of connection options, ensuring compatibility with various astronomical equipment and accessories.
4. Open-Source Platform:
Being based on open-source software, the Stellarmate Pro allows for extensive customisation and community-driven improvements.
2. ZWO ASIAIR Plus
The ASIAIR Plus from ZWO is renowned for its seamless integration with ZWO equipment and user-friendly interface.
Key Advantages:
1. Exceptional Compatibility: The ASIAIR Plus works flawlessly with ZWO’s range of cameras, filter wheels, and other accessories, offering a cohesive ecosystem for astrophotographers.
2. Intuitive User Interface: Among the compared devices, the ASIAIR Plus stands out for its simplest and most user-friendly interface, making it an excellent choice for beginners or those who prefer a straightforward setup.
3. Portable Design: The compact and lightweight design of the ASIAIR Plus makes it ideal for field use and mobile setups.
4. Built-in Wi-Fi: The device creates its own Wi-Fi network, allowing for easy control via smartphone or tablet without the need for additional equipment.
3. ToupTek AstroStation
While the ToupTek AstroStation is the newest entrant in this comparison, it promises unique features that set it apart from the competition.
Key Advantages:
1. Web-Based Interface: The AstroStation is slated to be the only device in this comparison that can be controlled via a web interface, offering unparalleled flexibility in terms of control devices and operating systems.
2. Third-Party Software Compatibility: While ToupTek’s proprietary software was not available at the time of writing, the AstroStation’s ability to work with third-party software ensures users aren’t limited in their choice of control applications.
3. Future-Proof Design: As a new product, the AstroStation has the potential for significant software updates and feature additions, possibly making it a strong contender in the long run.
4. Versatile Connectivity: Like its competitors, the AstroStation is expected to offer a range of connection options for various astronomical equipment.
4. Pegasus Ultimate Powerbox V3
The Pegasus Ultimate Powerbox V3 excels in power management and distribution, a crucial aspect of any complex astronomical setup.
Key Advantages:
1. Superior Power Distribution: The device offers six power outputs, including two variable power outputs, allowing for precise control over multiple devices.
2. Weather Monitoring: Built-in sensors provide real-time data on temperature, humidity, and dew point, helping protect your equipment.
3. Automated Dew Heater Control: The Powerbox V3 can automatically adjust dew heater power based on ambient conditions, preventing lens fogging without user intervention.
4. Robotic Focusing: With stepper motor outputs, it supports automated focusing, enhancing the precision of your imaging setup.
5. Expandability: The device includes expansion ports for additional sensors and accessories, allowing for a customised setup that grows with your needs.
Each of these controllers offers unique strengths, catering to different aspects of astrophotography. The choice between them will depend on your specific needs, existing equipment, and personal preferences in terms of software and user interface.
Disadvantages of each of the Controller.
1. The Stellarmate Pro:
Steep learning curve:
The device’s extensive features, while beneficial for advanced users, can be overwhelming for beginners. This complexity may require a significant time investment to fully understand and utilise all functionalities.
Possibly intimidating for casual users:
The complexity might discourage occasional astrophotographers who prefer a more straightforward, plug-and-play solution.
2. The ASIAIR Plus:
Limited compatibility:
The main issue is its restricted compatibility with non-ZWO products. This limitation can be frustrating for astrophotographers who have invested in equipment from various manufacturers.
Ecosystem lock-in:
Users may feel compelled to stick with ZWO products to ensure full compatibility, potentially limiting their choices in future equipment purchases.
3. The ToupTek Astro Station:
Lack of native software:
At the time of the original post, the device lacked dedicated software to run it. This absence of native software can be a significant drawback for users who prefer an integrated, manufacturer-supported solution.
• Reliance on third-party applications: The need to use third-party apps may lead to:
• Inconsistent user experiences across different software solutions
• Potential compatibility issues or bugs when using non-official software
• Additional learning curves for each third-party application
• Potential for fragmented workflow: Using multiple third-party apps could result in a less streamlined astrophotography process.
4. The Pegasus Ultimate Powerbox V3:
Inability to use imaging software:
This limitation significantly reduces the device’s versatility in astrophotography setups.
Restricted functionality:
Without imaging software capabilities, users might need additional equipment or controllers to complete their astrophotography workflow.
Limited appeal for all-in-one solution seekers:
Astrophotographers looking for a comprehensive controller that handles both power management and imaging might find this device lacking.
Specifications
| Stellarmate Pro | ZWO ASIAIR | ToupTek Astro Station | Pegasus Ultimate Powerbox V3 | |
| Onboard Memory | 64GB or 128GB | 32GB or 256GB | NA | – |
| USB Ports | 2 (USB2.0) 2 (USB 3.0) | 2 (USB 2,0) 2 (USB 3.0) | 2 (USB 2,0) 2 (USB 3.0) | 6 (USB 2,0) |
| Dew Heater Control | No (requires add-on) | Yes | Yes | Yes (4 outputs) |
| Focuser Control | Software based. Various brands can be used. | Software based. ZWO EAF only | Software based. Various brands can be used. | Built-in stepper motor control. Various brands can be used. |
| Weather Sensing | No (requires add-on) | No | No | Yes (temp, humidity, dewpoint) |
| Software Platform | Kstars/EKOS | ASIAIR app | ToupTek software | ASCOM driver and standalone app |
| Mobile App | Yes (web-based) | Yes (iOS and Android) | Yes (Web-based) | Yes (Standalone) |
| Plate Solving | Yes | Yes | Yes | No |
| Polar Alignment | Yes | Yes | Yes | No |
| Auto-Guiding | Yes | Yes | Yes | No |
| Live Stacking | Yes (via 3rd party app) | Yes | Yes | No |
| Equipment Compatibility | Wide range | Limited | Moderate | Wide range |
| Expandability | High (open sourced) | Limited | Moderate | Moderate |
| Primary Use | Astrophotography, Advanced equipment control | User friendly Astrophotography | All in one Astrophotography | Power distribution and environmental control |
Target Audience of each Controller
1. Stellarmate Pro
Advanced astrophotographers and tech-savvy enthusiasts
• Extensive functionality, high customizability
• Versatility and power
• Steep learning curve
2. ZWO ASIAIR Plus
ZWO equipment users, beginners to intermediate astrophotographers
• User-friendly interface, seamless integration with ZWO products
• Ease of use within the ZWO ecosystem
• Limited compatibility with non-ZWO products
3. ToupTek Astro Station
Flexible users comfortable with third-party software
• Hardware capabilities with software flexibility
• Potential for customization through various software options
• Lack of native software (at the time of writing)
4. Pegasus Ultimate Powerbox V3
Astrophotographers focused on power management and equipment control
• Robust power distribution and device control
• Excellent power management capabilities
• Main Disadvantage – Cannot run imaging software
Key Differences and Overall Comparison:
1. Ease of Use vs. Functionality:
– ASIAIR Plus is the most user-friendly but limited to ZWO ecosystem.
– Stellarmate Pro offers the most functionality but with a steeper learning curve.
2. Software Integration:
– ASIAIR Plus has the most integrated solution within its ecosystem.
– ToupTek relies on third-party software, offering flexibility but potential inconsistency.
– Stellarmate Pro has its own software but with a learning curve.
– Pegasus Powerbox V3 focuses on hardware control without imaging software capabilities.
3. Compatibility:
– Stellarmate Pro offers the widest compatibility.
– ASIAIR Plus is limited to ZWO products.
– ToupTek and Pegasus offer moderate compatibility, with Pegasus focusing more on power management.
4. Target Skill Level:
– ASIAIR Plus is best for beginners to intermediate users.
– Stellarmate Pro caters to advanced users.
– ToupTek and Pegasus cater to users with specific needs or preferences.
Bottom Line:
ASIAIR Plus is best for those heavily invested in ZWO equipment or beginners wanting an easy start.
Stellarmate Pro is ideal for advanced users seeking maximum control and customization.
ToupTek Astro Station suits users’ comfortable with mixing and matching software solutions.
Pegasus Ultimate Powerbox V3 is perfect for those prioritising power management and equipment control over integrated imaging capabilities.
All of the controllers that I have mentioned in this blog are available at Optics Central.
The Stellarmate Pro
https://www.opticscentral.com.au/brand.html/stellarmate.html
The ZWO ASIAIR Plus
https://www.opticscentral.com.au/catalogsearch/result/?q=ASIAIR
The ToupTek AstroStation
https://www.opticscentral.com.au/touptek-astro-station.html
The Pegasus Ultimate Powerbox v3