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Yuri Petrunin: The man behind TEC Telescopes
Thursday, December 18, 2025 by Richard Harris
When you sit down with Yuri Petrunin, founder of Telescope Engineering Company, the first thing you notice is his strong Russian accent. The second is how little he seems to care whether or not you’re impressed by it. He speaks modestly, carefully, and without pretense. He’s not trying t...
Five lies about smart telescopes
Wednesday, December 17, 2025 by Richard Harris
In a recent article I wrote, published on the ZWO website, I take a hard, honest look at some of the most persistent myths surrounding smart telescopes - and why those myths no longer hold up. It's a piece I believe anyone interested in modern astronomy should read, whether you're just start...
What was the Star of Bethlehem
Wednesday, December 10, 2025 by Richard Hammar
As we consider the Star of Bethlehem one of the most endearing and yet mysterious aspects of the Christmas story. I say mysterious because it is only mentioned in one of the four New Testament Gospels, the Gospel of Matthew, and even there, it occupies a mere 8 verses, providing tantalizingly few cl...
Star tracker with a strain wave gear in Optron HST MiniTracker
Monday, December 8, 2025 by Richard Harris
iOptron has introduced a new strain wave gear approach to sky tracking with the HST MiniTracker. Just as jet engines revolutionized aviation by packing far more power into a compact form, strain wave gears have transformed modern astronomy - first in high-end GOTO mounts, and now, finally, in ultra-...