Welcome To RemoteAstrophotography.com

A blog about how to do astrophotography from anywhere using remote telescope services like MicroObservatory, Slooh.com, iTelecope.net, Telescope.Live, and even the JWST. I’m Erik Westermann, an amateur astronomer and author, and I want to help others learn how to capture and process incredible images of the night sky.

On my blog, you’ll find lots of helpful articles and tutorials that are completely free. I cover everything from how to capture images using remote services to how to process those images using tools like FITS Liberator, JS9, and Siril. I also talk about some of the paid tools out there, like PixInsight, that can help take your astrophotography to the next level.

Whether you’re a beginner or an experienced astrophotographer, my blog has something for everyone. So check it out and start exploring the wonders of the universe from the comfort of wherever you are.

This site is also home to my free book, Remote Astrophotography Using Slooh.com.

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My Latest Posts

Asteroid 1998 OR2
Blog Image Processing Photos Slooh

Asteroid 1998 OR2

This is asteroid 1998 OR2 during its closest approach to Earth, taken April 28, 2020: Asteroid 1998 OR2 was about...
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Carina Nebula
Blog Photos Slooh

Carina Nebula

This colorful image is the Carina Nebula, or NGC 3372, or the Eta Carina Nebula. This nebula is home to...
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Barnard 92
Blog iTelescope Photos

Barnard 92

This is Barnard 92, the dark region in the center of the image. Rather than an absence of light, the...
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NGC 2818
Blog iTelescope Photos

NGC 2818

NGC 2818 is a planetary nebula in the Pyxis constellation. The nebula is made up of glowing gasses from the...
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NGC 3532
Blog Photos Slooh

NGC 3532

NGC 3532 is an open cluster of stars in the Carina constellation and it is about 1,300 light years from...
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Blog Photos Slooh

Westserlund 1

This is Westserlund 1, also known as the Ara Cluster – this is the wide field view: The colors in...
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NGC 6729 in Corona Australis
Blog Photos Slooh

NGC 6729 in Corona Australis

This is NGC 6729 and friends located in the constellation Corona Australis, a very relevant name in these times. Corona...
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Hickson Compact Group 40
Blog Photos Slooh

Hickson Compact Group 40

This is Hickson Compact Group 40, or HCG 40: A Hickson Compact Group is a grouping of galaxies that are...
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NGC 1850 and Friends
Blog Image Processing Photos

NGC 1850 and Friends

This is NGC 1850 and friends. NGC 1850 is at the center of the image, NGC 1855 is to the...
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AstroImageJ Blog GIMP Image Processing Slooh

Creating an Animated GIF in AstroImajeJ and GIMP

Images of asteroids and comets are interesting but are even more so when you can see the object moving against...
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Blog Slooh

How To Determine Conditions at Slooh Telescopes

How do I know when the telescope is open or online? What’s the weather like? Those are probably the most...
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Blog GIMP

Using GIMP To Combine Three Mono Images Into One RGB

I frequently get asked about how to combine three mono images into one RGB using GIMP. This article addresses how...
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Blog Slooh

Slooh.com 5 Minute Exposure Results

Someone asked a question about what a 5-minute exposure looks like from Slooh.com – specifically what kind of results can...
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Blog Image Processing Slooh

Slooh.com Exposure Times

Someone asked a question about the exposure times on the Slooh.com telescopes, so this post answers that question and provides...
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Blog Image Processing PixInsight

An Overview of PixInsight’s Screen Transfer Function (STF)

The Screen Transfer Function process in PixInsight stretches an image so you can see it on your screen. It’s also...
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Blog Image Processing MaxIMDL PixInsight

Image Processing M51 Using MaxIM-DL and PixInsight

I have been processing images for years now, and have explored various tools for image processing including JS9 & JS9-4L,...
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Blog Image Processing

Improving The Contrast Of A Bright Core of A Galaxy Using Photoshop

Galaxies are tough to image because they often have a lot of tonal variation. There are faint outer edges as...
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Creating An RGB Astro Image Using GIMP
Blog GIMP Image Processing

Creating An RGB Astro Image Using GIMP

I’ve written extensively about creating RGB astro images using FITS Liberator, SAOImage DS9, and JS9 and JS9-4L. Now, you can...
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Blog Image Processing

Performing A Nonlinear Stretch in GIMP On Astro Images

I often use MaxIM DL to process my astro photos and perform nonlinear stretches using DDP, Curves and other procedures....
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Blog Image Processing

Removing Panda Eye Effect From Around Stars

The Panda Eye effect occurs in your astro images when you use over-aggressive sharpening on astronomical images. The Panda Eye...
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