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M31 – The Andromeda Galaxy

The Andromeda Galaxy is our nearest (big) galactic neighbour, at a distance of 2.5 million light years. It is about twice the size of our own Milky Way galaxy and the two are expected to merge in to a single galaxy in about 4.5 billion years time. Acquisition: Sky-Watcher Evostar 80ED DS-Pro, Sky-Watcher 0.85x reducer, ZWO ASI1600MM-Cool, […]

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The Cygnus Wall

The Cygnus Wall is part of the North America Nebula (NGC7000).  It is a huge cloud of ionized Hydrogen gas estimated to be 1,600 light years away and the location of some intense star formation. The darker region to the right of this image is not the empty background of space; we are looking at […]

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Fence post framework

Building a Small Imaging Observatory – Foundations

This entry is part 4 of 8 in the series A Small Imaging Observatory

In this post, we’ll get started on the foundations and framework for my roll-off roof back garden observatory. In the previous post, I finished building the telescope pier and now it’s time to enclose it. The Framework When planning this observatory, I considered a number of construction options. Many people buy a wooden, plastic or […]

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Ready-mix concrete

Building a Small Imaging Observatory – The Pier

This entry is part 3 of 8 in the series A Small Imaging Observatory

In this post, I’ll explain how I finished building the concrete pier for my roll-off roof back garden observatory. In the previous post, I covered the groundwork for the pier, and this time I will explain the process of building it. In the Mix The pier foundation and pier are constructed from concrete, as are […]

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AR2673 in Hydrogen Alpha

AR2673 with M-Class Flare

Today I managed to capture the end of a large M-Class flare from AR2673 which has been very active for most of this week: Scope: Lunt LS60THa/B1200CPT, 2x Barlow (for detail images) Camera: ZWO ASI174MM, FireCapture Mount: Sky-Watcher AZ-GT Processing: AutoStakkert! 2, PixInsight 1.8 Date: 9th September 2017, 12:04UTC

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