„In the consciousness of humans, nature recognizes itself.“
Carl Sagan, Anne Druyan
Sh2-275 (Rosette Nebula), Emission Nebula in MON, 5,440 light years distance, total exposure 8h 35min, Feb 2025, Hart bei Graz, Austria
captured with a 10″ f/3-Newtonian Telescope at 750 mm focal length
Dr. Michael Werkl, January 2026
This page
Originally, this page was thought to be a personal journal and a documentation of my journey – capturing my progress and expanding knowledge in the realms of astronomy and astrophotography. Interestingly, even as I began drafting the first entries, the thought of potentially sharing this work publicly had a profound effect on my learning curve, spurring greater curiosity and insight.
Here, you’ll find personal experiences, hopefully some inspiration, and helpful resources for newcomers (like myself)… and, of course, SpaceImages!
Welcome to a journey through the cosmos, where the vastness of space invites us to explore the wonders of the universe. Through the lens of astrophotography, we can capture glimpses of distant stars, galaxies, and nebulae, each one a reminder of the immense scale and complexity of the cosmos. As Carl Sagan once said, „The cosmos is within us. We are made of star-stuff.“
These images are more than just pictures; they are a reflection of our curiosity, our desire to understand our place in the universe, and the boundless beauty that surrounds us. With each capture, we venture further into the unknown, guided by the light of stars that have traveled across eons to reach our eyes.
The fascination of Astronomy
Even more fascinating is the fact that these observations are accompanied by discoveries from a science whose potential seems boundless.
To be part of this as an amateur is all the more remarkable, especially in light of the rapid advancements in equipment and imaging technology
Why Astrophotography?
Today, amateurs are already producing photos and videos of astounding quality, which would have been unthinkable just 20 years ago.
Ultimately, however, it is perhaps the inherent beauty of the objects themselves that exerts the greatest fascination.
Projects, Images

Trying to slave the Dome …
Getting the Optical Axis of the Scope to point through the opened Shutter –

Abell 28 | …over 17 hours in Narrowband
The ultimate challenge on a ultra-faint planetary nebula

Jones-Emberson 1 | PN ARO 121
Revisiting one of my favourite targets with an SCT and combining old and new Newton data

PixInsight | Readout of galactic coordinates?
While analysing some testshots of the peculiar Arp 276 galaxies the readout data in Pixinsight seemed to appear strange …

Our new old Worldview?
Reflections inspired by a remarkable book written by a fellow astrophotographer

The interstellar Comet 3I/ATLAS with an SCT
Interstellar First Light with a Celestron C9.25 Schmidt-Cassegrain Telescope

Arp 273 | Interacting Galaxies
Halton Arp and his peculiar Galaxies The interacting galaxy system Arp 273 is not only a visually

One Night with N.I.N.A. …
Learning to deal with the Advanced Sequencer Tool in N.I.N.A.(Nighttime Imaging ‚N‘ Astronomy)

Challenges, Frustration and preparatory works
Shutter Drive Failure again, Image Train Tilt Measurement, Collimation and the Guiding Drama

Imaging Fundamentals – Signal-to-Noise Ratio | Part I
The concept of Signal & Noise and the Tadpoles Nebula (IC410)

Installing a Cloudwatcher
Weather monitoring and safety for remote operation of the Observatory

Sh2-170 | Imaging & Processing the dot of the Cosmic Question Mark
Capturing the Small Rosette Nebula (Sh2-170) with narrowband filters in H-alpha and O-III.

Hartl-Dengel-Weinberger 3 | Part 2 – Tryin to reveal the ultra faint planetary nebula …
…and – after nearly 17 hours of capturing: deciding to put HDW 3 on a hold!

Observatory Dome | Part IV – Interior completion
From red light to heated seating and dome slaving

Observatory Dome | Part III – From Concrete to Comfort: Dome and Interior Phase
Astrophotography gets exciting when you realize it makes you the floor layer, electrician, interior designer—and astrophysicist—all in one.

Observatory Dome | Part II – Cutting the Flat roof Sealing 🙈 …
Cutting into a flat roof makes you question your wisdom—and your commitment.