New SESTO SENSO 2 Robotic Focusing Motor
SESTO SENSO 2 – The highly accurate, advanced, vibration free, robotic focusing motor for your telescope! Connect it to the USB port of your EAGLE or Windows® computer to electronically…
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First Primalucelab ESATTO 2″ Microfocuser Sold in Australia
We recently received a shipment of ESATTO 2″ and ESATTO 3″ focusers from Primalucelab. These had been pre-ordered by customers who wanted to get in early and receive an ESATTO…
Read MoreAustralian dealership for Rainbow Astro
Sidereal Trading is excited to announce that we are now the Australian dealer for Rainbow Astro. Rainbow Astro is a division of Rainbow Robotics, a professional mechatronics technology company that…
Read MoreImaging galaxies using Hydrogen Alpha
Taking monochrome images of a galaxy in red, green and blue light allows you to make a full colour image, in a similar way to your eyes detecting the three colours and your brain combining them in the colour image. But you add exposures taken through a Hydrogen alpha filter, which draws out emission nebulas in the galaxy.
Catching a Lunar Eclipse using a remote facility
For the Lunar Eclipse of September 2025, Bill used a remote facility that Sidereal Trading had installed at a club in Victoria to get a sequence of images. It didn’t go quite to plan, but he got the shots anyway.
What objects can you see with a small refractor telescope?
What can this thing see? It’s a common question This is what a client asked me this morning. I’ve been asked a number of times now and I thought it’d…
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