Whirlpool Galaxy M51

The Whirlpool Galaxy, also known as Messier 51 and NGC 5194, is an interacting grand-design spiral galaxy with an active galactic nucleus. It lies in the constellation Canes Venatici, and was the first galaxy to be classified as a spiral galaxy. Its distance is estimated … Continue readingWhirlpool Galaxy M51

Bode’s Galaxy M81

Bode’s Galaxy (also known as NGC 3031 or Messier 81) is a grand design spiral galaxy about 12 million light-years away, with a diameter of 90,000 light years, about half the size of the Milky Way, in the constellation Ursa Major. Due to its proximity … Continue readingBode’s Galaxy M81


Pluto (minor planet designation: 134340 Pluto) is an icy dwarf planet in the Kuiper belt, a ring of bodies beyond the orbit of Neptune. It was the first and the largest Kuiper belt object to be discovered. Pluto was discovered by Clyde Tombaugh in 1930 … Continue readingPluto

Pinwheel Galaxy M101

M101 is a large galaxy, with a diameter of 170,000 light-years. It has around a trillion stars, twice the number in the Milky Way. The Pinwheel Galaxy (also known as Messier 101, M101 or NGC 5457) is a face-on spiral galaxy distanced 21 million light-years (six megaparsecs) away from Earth in the constellation Ursa Major.  M101 is asymmetrical … Continue readingPinwheel Galaxy M101

Waiting for godot

Sixth week of the Corona home office and the days go by with the same routine every day. I am trying to keep motivated by cleaning up the flat, getting things done that I always shifted to near future and grooming move boxes that I … Continue readingWaiting for godot


„There is one place there that is called Álfheimr. People live there that are named the light elves (Ljósálfar) Edda, vers 17 My little observatory was called after the home of the light elves in the Nordic mythology – hoping they will help me to capture photons … Continue readingLichtalfheim


Lichtalfheim is back … I owned this domain a decade ago. It was dedicated to my observatory „Lichtalfheim“ [home of the light elves] that I built as a prototype for a low cost robotic obs in a time where remote ops were rare and constructing … Continue readingRevival