Category Archives: Articles

The Fermi Paradox and Overlap Time

We have only been sending radio signals out into space for something like 80 years, and we have only been looking for extraterrestrial signals for a good few years less. The way we’re going with planetary destruction, the threat of … Continue reading

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Collimating the Hyperstar V4 on a Celestron Nexstar GPS 11.

The biggest pain involved in getting the best out of a Hyperstar is getting the collimation sorted. As it was a full Moon last night I thought I would start from scratch (deliberately way out of collimation) and then see … Continue reading

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MiniWASP major upgrade 17/02/2022

I have just completed a major upgrade to the MiniWASP array, specifically the 2 Canon 200mm f#2.8 prime lenses. You can now see there are a pair of red cameras on the back instead of the usual black ones. These … Continue reading

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A Carbon star in the Gamma Cass region

I was just looking at an old Gamma Cass image (for another reason) and saw a bright red dot for the first time. Yep, it was a Carbon star that had been there all the time and I hadn’t noticed. … Continue reading

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M42 and the Running Man

After the CTB1 experiment – M42 was well-placed in the South and I managed to get 10 x 3-minute subs before the cloud rolled in from the West. This is pushing me to get 100 x 3-minute subs just to … Continue reading

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The Andromeda Galaxy, M31.

This is a composite image incorporating very recent Hyperstar 4 data with very old Sky90 data.

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The California nebula processed from DSS2 data.

Yet another boring grey day with absolutely no chance of imaging. So to keep my hand in with the image processing I decided to have a go at the California nebula region using DSS2 data. I tell you how to … Continue reading

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V1331 in Cygnus captured by the Sky90 array.

V1331 Cygni is a young star in the constellation Cygnus. V1331 Cyg is located in the dark nebula LDN 981. V1331 Cygni is most noted for having an arc-like reflection nebula surrounding it. This circumstellar disc is a great birthplace … Continue reading

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Collimating the Hyperstar 4

In my opinion the Hyperstar 4 is a most amazing piece of kit, and it is beyond me why anyone entering astrophotography for the first time wouldn’t consider this as their route to entry. But there is a caveat. To … Continue reading

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Out until 3:00 a.m. last night – the joy of astrophotography.

Well last night was an extremely rare, beautiful clear and Moonless night. I had 2 main things to get on with, one get the array in the North Dome polar aligned and all the cameras/scopes set up ready for imaging, … Continue reading

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