- Astronomy
Visiting the Horse Head nebula in Narrowband

This fall and winter was dedicated to imaging the Cepheus area with a Hydrogen Alpha narrow band fil...
Objects moving in the sky
When close to both their perhelion and to Earth, comets can have a fast motion relative to the backg...
Taking a picture of the most luminous blazar flare ever recorded.

A blazar is an active galactic nucleus with a relativistic jet (a jet composed of ionized matter tra...
Simeis 147, the Spaghetti nebula

Simeis 147, also known as the Spaghetti Nebula or Sharpless 2-240 is a supernova remnant in Taurus. ...
Orion H-Alpha mosaic

This is my first H alpha mosaic, using the Borg 55. It was acquired over the winter of 2018-2019, an...
A visit of Cygnus the swan

After finishing the Cygnus H-Alpha Mosaic, I extracted & rotated the iconic objects present in t...
Processing the Cygnus Mosaic

Processing the 30 tiles Cygnus mozaic was a bit of a challenge. First there is the logistic of handl...
Acquiring the Cygnus mosaic

Most of the summer and fall of 2019 was spent imaging the Cygnus region in Hydrogen Alpha. I ended u...