Heliostar 76mm H-Alpha solar telescope released from Sky-Watcher

Sky-Watcher has announced the release of the Heliostar 76 H-Alpha Solar Telescope, available in two configurations: the standalone telescope and the package that includes the SolarQuest mount. This 76mm aperture solar telescope is specifically designed for observing the Sun in Hydrogen-alpha (Hα) light, providing a clear view of solar features such as prominences, filaments, and sunspots. It is designed to meet the needs of solar astronomy enthusiasts, offering high-quality imaging at a competitive price.

The Heliostar 76 H-Alpha Solar Telescope is equipped with a 630mm focal length, giving it an f/8.3 focal ratio. The telescope features an H-alpha fully multicoated lens with an achromatic doublet design, ensuring clarity and sharpness in observing solar phenomena. The standout aspect of this telescope is its ability to perform at a level comparable to double stack systems while maintaining a single stack price point. The device is calibrated to provide a <0.55 Angstrom bandpass, making it possible to view intricate surface details on the Sun without the need for an additional etalon filter.

Introducing the Sky-Watcher Heliostar 76mm H-Alpha solar telescope

One of the highlights of the Heliostar 76 is its recognition as the official solar telescope of the Charlie Bates Solar Astronomy Project. This organization, which was established in 2008, focuses on promoting solar observation and imaging, and it has provided education to countless individuals across 27 countries. Sky-Watcher’s partnership with the project underscores the Heliostar’s capacity for high-quality solar observation, meeting the needs of both amateur and experienced solar observers.

The telescope includes several essential components to support solar observation. Among them is the integrated Heliostar solar finder, which simplifies the process of aligning the telescope with the Sun. The device also comes with tube rings and a carry handle for ease of transportation, a 2-inch dual-speed Crayford focuser for precise focusing adjustments, and an 11.5mm diagonal format blocking filter that aids in filtering out unwanted light while ensuring safety. This telescope is intended solely for solar observation, and it adheres to ISO 12312-2 safety standards, ensuring that users can view the Sun safely without risk of eye damage.

The accessory package for the Heliostar 76 includes a V-style dovetail for mounting, a clip-on sunshade, a 20mm 70° 1.25" eyepiece, a camera phone adapter for capturing solar images, and a hard-shell carrying case for protection during transport. These features make the Heliostar a comprehensive solar observation system, allowing users to capture and share their experiences with ease.

Double stack performance, single stack price

The telescope's core functionality centers around its Solis Etalon technology and integrated Trifid Tuner system. These innovations enable the Heliostar to achieve a 0.55 Angstrom bandpass without the complexity and additional cost typically associated with a second etalon. Solis Etalon technology leverages precise engineering to fine-tune the wavelength, offering rich contrast and enhanced details in solar observation. The Trifid Tuner uses three support veins to apply physical pressure to the etalon plates, ensuring accurate adjustment of the Hydrogen-alpha bandpass for clear viewing.

For those seeking a more advanced setup, the Heliostar 76 is also available with the SolarQuest mount, which expands the telescope's versatility. This alt-az motorized tracking mount is specifically engineered for solar observation. It features an 11-pound payload capacity, capable of securely holding the Heliostar 76 optical tube assembly (OTA). The SolarQuest mount is equipped with V-style dovetail compatibility, allowing easy mounting of the telescope. It includes a built-in GPS and the HelioFind auto-alignment and tracking system, which automatically locates and tracks the Sun, simplifying solar observation for users of all experience levels. Additionally, the mount is controlled by an 8-way joystick, making fine adjustments easy for centering the Sun in the field of view.

Official solar telescope of the Charlie Bates Solar Astronomy Project

The SolarQuest's power requirements are flexible, as it can operate on eight AA batteries or via the included 12V adapter, offering convenience for both field use and stationary setups. The adjustable-height aluminum tripod with 1.25-inch diameter legs provides a stable platform for observation, ensuring the telescope remains steady even during prolonged viewing sessions.

Sky-Watcher's introduction of the Heliostar 76 comes at an opportune time, with solar maximum predicted to occur in 2025. The peak in solar activity provides an ideal opportunity for enthusiasts to capture dynamic solar phenomena, and the Heliostar’s capabilities are tailored to capitalize on this period of heightened solar interest. The telescope's design prioritizes accessibility and ease of use, making it suitable for both novice astronomers and seasoned solar observers who seek to explore the Sun in detail.

Integrated Heliostar solar finder, tube rings, and carry handle

The Sky-Watcher Heliostar 76 H-Alpha Solar Telescope, with its combination of advanced etalon technology, portability, and dedicated solar observing features, provides a valuable tool for those interested in solar astronomy. Whether opting for the standalone version or the version with the SolarQuest mount, users are equipped with a comprehensive setup for capturing the Sun's activity. This release enhances Sky-Watcher's solar observation lineup, offering a reliable and well-engineered solution for anyone fascinated by the dynamic and ever-changing solar surface.

Just Dropped! Sky-Watcher Heliostar 76Ha Solar Telescope from High Point Scientific

Buy the Heliostar 76mm H-Alpha Solar Telescope