Category Archives: Writing

Struve’s Lost Nebula

This is a composite image using DSS2 data and my own Sky90 data of the Struve’s Lost Nebula region. If I ever get the skies, I will need to get a lot more data on this one.

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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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My Nemesis – CTB1 – but with a ray of hope.

The faint red ring that you can hardly see in the centre of this image is supernova remnant CTB1 in Cassiopeia. I have tried imaging this one for years, and this is what I usually end up with. I thought … Continue reading

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5th Order Menger Sponge

Here is a 5th order Menger sponge I made up from 20 4th order Menger sponges printed out on a 3D printer. A 30cm ruler is included for scale.

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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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Another 7-minute ISS pass from earlier in the month.

Here’s another long 7-minute pass of the International Space Station from earlier this month (I’ve only just got around to processing the 17 frames of data). Annoyingly, as you can see, I didn’t continue long enough off the right hand … Continue reading

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Space station pass tonight 5 p.m.

A nice long 7-minute pass of the space station tonight. It has been good all week with long passes – but it has also been mostly clouded out.

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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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