Noisy images are a challenge to process because the image’s signal can often be close to the noise level, making it difficult to smooth out noise while retaining detail in your image. MaxIM DL...
Processing a Noisy Slooh.com Image Using PixInsight
I took an image of Hickson Comapct Group 68 a couple of years ago. I never processed it because it was based on a single mission using the Canary Two telescope, so the exposure...
Correcting Column Defects Using PixInsight
A common problem in astrophotography is column defects. A column defect occurs when a column of pixels is on even though that was not present in the actual image. Here’s a sample of NGC...
Fade Stars Using Photopea
Sometimes the stars in your image make up the majority of your image and toning them down could result in a much better image because your subject would become more apparent. Here’s an example...
Telescope Live Review
Telescope Live is a remote imaging service with telescopes located in Spain, Chile, and Australia. A friend made me aware of this service and they were offering 20 free imaging credits to try their...
Insight Observatory Starbase Review
Remote Astrophotography is using online telescopes to acquire images of the night sky. Typically it is you that chooses the target, schedules the image acquisition, and processes the resulting images. There is an alternative:...
Asteroid 1998 OR2
This is asteroid 1998 OR2 during its closest approach to Earth, taken April 28, 2020: Asteroid 1998 OR2 was about 3.9 million miles (6.3 million kilometers) away from us, or about 16 times further...
Carina Nebula
This colorful image is the Carina Nebula, or NGC 3372, or the Eta Carina Nebula. This nebula is home to a number of interesting stars and star systems. Trumpler 14 is an open star...
Barnard 92
This is Barnard 92, the dark region in the center of the image. Rather than an absence of light, the dark region is actually a dark nebula that’s blocking out the light coming from...
NGC 2818
NGC 2818 is a planetary nebula in the Pyxis constellation. The nebula is made up of glowing gasses from the central star’s outer layers that were ejected when it ran out of fuel to...
