Fighting the noise in astrophotography
It is a well-known fact, that long exposures in astrophotography make the final image quality better. Specifically, the signal-to-noise ratio (SNR)…
Seestar S50 era
Amateur astronomy history does not have many milestones. John Dobson mount was probably one of them. Massive production of compact SCT telescopes may…
TS-Optics PhotoLine 130 a few images
TS-Optics PhotoLine 130mm triplet is back. I used to have this telescope a few years ago and made quite a lot of pictures and observations using it.…
A few days with a Daystar Quark
What is the Daystar Quark? Functionally it is a very narrowband filter that passes only a tiny amount of color around the hydrogen alpha emission…
Live stacking with SharpCap
Deep sky objects in the night sky are faint, very faint, extremely faint, or unbelievably faint. For visual observations we use telescopes with large…
Player One Saturn-C SQR camera
Player One is a relatively new player in the astronomy camera market. The one thing I liked in the Player One offer, is the selection of the sensors…
Star Adventurer GTi
I wanted that kind of mount since the first time I have used a regular Star Adventurer. That size, weight, and load capability with added GoTo option…
Askar FMA230 review
After several years of travel imaging with a 135mm focal length, this image scale stopped being attractive to me and I decided to switch to a longer…
Ground loops in astrophotography setup
Astrophotography setups today may become really complex systems. They contain many components (computer, mount, power sources, cameras, sensors,…
Ritchey Chrétien RC8 telescope first light
It will soon be 100 years since George W. Ritchey and Henri Chrétien built their first telescope in the configuration later named after them. For a…