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Gemini North telescope reveals Betelgeuse companion
Saturday, July 26, 2025 by Richard Harris
Astronomers have discovered a companion star in an incredibly tight orbit around Betelgeuse using the NASA and U.S. National Science Foundation-funded ‘Alopeke instrument on Gemini North, one half of the International Gemini Observatory, partly funded by the NSF and operated by NSF NOIRLab. Th...
Mastering astrophotography autofocus
Thursday, April 24, 2025 by Richard Harris
Achieving perfect focus is one of the most essential yet often underestimated challenges in astrophotography. A telescope's optical system is only as good as its ability to render pinpoint stars, and even the most advanced camera or telescope cannot overcome the blur of a poorly focused image. W...
Astroasis Rose Autofocuser first look by Scotia Astro
Tuesday, October 29, 2024 by Richard Harris
In a recent video review on his YouTube channel, Scotia Astro, UK-based astrophotographer Steven shared his insights on the newly released Astro Oasis Rose Autofocuser, a next-generation tool designed to enhance the astrophotography experience. Steven expressed his gratitude to Frank Chen and the As...
Full frame astrograph SV555 coming from SVBONY
Thursday, October 10, 2024 by Richard Harris
Svbony has introduced its latest astrophotography telescope, the SV555 APO 243mm f/4.5 telephoto camera lens, offering advanced features tailored for both deep-sky astrophotography and everyday photography. Priced at $599.99, the scope is less expensive than the comparable (and infamous) Redcat 51 (...