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Collimate your scope with an Aline iPhone iPad method
Friday, November 21, 2025 by Richard Harris
That dirty little word we all love to hate - collimation. I’ve met plenty of astronomers who never truly learn to collimate their scopes, choosing instead to live with the subtle (and sometimes not-so-subtle) artifacts of misaligned optics. Yet collimation remains one of the most critical step...
Reusing telescope photons for multi-filter astrophotography
Thursday, September 11, 2025 by Richard Harris
Before we dig into this topic, I want to say up front that some of what follows leans into the philosophical side of science. It’s forward thinking, a bit like staring out at the night sky and wondering not only what’s there, but what might be possible if we push our tools just a little ...
Video telescope collimation using an Aline collimation eyepiece
Monday, April 28, 2025 by Richard Harris
Rigel Systems has introduced an innovative, accessible, and budget-friendly method for achieving precise telescope collimation using everyday devices like an iPhone, Android phone, or iPad combined with their Aline collimation eyepiece. This DIY approach offers live visual collimation capabilities a...
AstroFest 2025 winners
Friday, April 25, 2025 by Russ Scritchfield
The European AstroFest 2025 Imaging Competition, held in London and hosted by Astronomy Now magazine, stood as one of the most inspiring astrophotography showcases in recent memory. With sponsorship by Celestron and a prize pool valued at £5,000, the event welcomed participants from across Eur...