Swansea Astronomical Society Blog

Tulip Nebula (Sh2‑101) is a bright hydrogen emission region in the constellation Cygnus, illuminated by hot O‑type stars...

I'm not a fan of this kind of post‑processing, but as I'm slowly preparing to wrap up — and at the same time reach the culminat...

The Tulip Nebula taken with the Dwarf mini in EQ mode at 60s exposure. Gain was set to 80 and 250 images were stacked. Processing in Stellar...

I collected a further 6.5 hours of SHO data on the Propeller nebula in Cygnus which I combined with a previous run of 12 hours to give a tot...

I combined images of the Soap Bubble nebula (PN G75.5+1.7) from this summer and 2023. In 2023, 5 hours of HOO were captured by AstroDMX Capt...

Over the past few weeks I’ve been revisiting some of my early astrophotography data, cleaning up old folders and giving a fresh post‑pr...

Iris Nebula in LRGB. 4 hours with Celestron RASA 8 and SV605CC Camera. Processed in Pixinsight.  Paul Howat

The Dumbbell Nebula (M27), one of the brightest planetary nebulae in the sky, is the final stage in the life of a Sun‑like star. Locate...

The Double Star cluster in Perseus taken with the Dwarf mini at 60s exposure and Gain 60. 20 images were stacked. Processing in Stellar Stud...

On the 31st August an unexpectedly clear spell allowed a couple more hours SHO acquisition on this "Shrimp-like" object in NGC7000...

The mini wide-field imaging scope is based on the latest edition to the Touptek family of guide scopes; the Touptek GS PAPO Guide scope. It ...

The Dwarf mini has a dual-band filter that effectively separates the O3 into the green and blue channels and the H-alpha into the red channe...

This image of IC 1396A comes from three nights under the light‑polluted sky in Swansea city centre, with an initial 14 hours o...

Images of the Partial Lunar Eclipse taken with the Dwarf mini in EQ mode at 1/200s exposure and Gain 0.  30 images were stacked for each ima...

I was able to get some intermittent images of this morning's lunar eclipse over a two hour period in between rain showers and was entire...

NGC 6820 Emission Nebula and NGC 6823 The Cloud Sculpting Star Cluster in Vulpecula from 1.5 hours of narrowband data (Ha, O3 and S2). 5 min...

Sometimes less is more! I took a critical look at my recent data on this nebula and ran NSG (Normalize Scale Gradient) in Pixinsight on each...

Sometimes More is less! The Soap Bubble nebula (PN G75.5+1.7) from 1 hour of narrowband data (Ha and O3). 5 minute exposures (30 minutes thr...

I used my Dwarf3 to capture a 4 panel mosaic of the Elephant trunk area in Cepheus which included the Garnet star, Mu Cephei. 11 hours over ...

The Cave nebula taken with the Dwarf mini in EQ mode at 60s exposure and gain 80. 260 images were stacked. Processing in Stellar Studio. Sta...

I was able to add an additional 5 hours to this composition to that taken the previous night, bringing the overall exposure to 10.5 hours. T...

The Propeller nebula from 1.5 hours of narrowband data (Ha, O3 and S2). 5 minute exposures (30 minutes through each filter) captured by Astr...

A Mosaic of the Heart nebula taken with the Dwarf mini in EQ mode at 60s exposure and  gain 80. 250 images were stacked. Processing in Stell...

Two separate images of the dwarf planet Pluto taken a year apart showing its movement amongst the stars. Images taken with a Sky-Watcher Esp...

An interesting area of nebulosity near the star Lambda Cephei which moves at high speed compressing interstellar gases in front of it. This ...

A successful three hour solar observing event was held at the Penllergare Equatorial Observatory with  up to 100 visitors attending to view ...

The Lion nebula taken with the Dwarf mini in EQ mode at 60s exposure and gain 80. 250 images were stacked. Processing in Stellar Studio, Sta...

The various sequences of the total solar eclipse of 12 August 2026 viewed from a port side cabin on the Sky Princess off NW Spain.  Ba...

Sequence of 11 images taken over the course of the total solar eclipse as the Moon made its way across the Sun. The animation shows the high...