Getting the Optical Axis of the Scope to point through the opened Shutter –

The ultimate challenge on a ultra-faint planetary nebula

Revisiting one of my favourite targets with an SCT and combining old and new Newton data

While analysing some testshots of the peculiar Arp 276 galaxies the readout data in Pixinsight seemed to appear strange …

Interstellar First Light with a Celestron C9.25 Schmidt-Cassegrain Telescope

Halton Arp and his peculiar Galaxies The interacting galaxy system Arp 273 is not only a visually striking example of gravitational interaction, but also a direct entry

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

Shutter Drive Failure again, Image Train Tilt Measurement, Collimation and the Guiding Drama

The concept of Signal & Noise and the Tadpoles Nebula (IC410)

Weather monitoring and safety for remote operation of the Observatory

…and – after nearly 17 hours of capturing: deciding to put HDW 3 on a hold!

From red light to heated seating and dome slaving

Astrophotography gets exciting when you realize it makes you the floor layer, electrician, interior designer—and astrophysicist—all in one.

Cutting into a flat roof makes you question your wisdom—and your commitment.