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Antoine & Dalia Grelin

Learn Deep Space Astrophotography with a Telescope | Course by Galactic Hunter


Deep Space Astrophotography online course


Our Deep Space Astrophotography course is a premium online course that will teach you how to take beautiful pictures of deep sky objects with a telescope from beginning to end.


This is the most in-depth yet easy-to-follow class any amateur astrophotographer should join to get the absolute best out of your nights under the stars.


The Deep Space course consists of 12 chapters and 132 lessons, most of which include videos.



 

Learn to Capture Pictures of Space with Your Own Telescope


Have you ever dreamed of taking images like these? With the Deep Space course, YOU WILL be able to!


4 deep sky objects astrophotography with a telescope

We'll give you our best tips to photograph nebulae, galaxies, and star clusters and show you how to process your data! In the span of just one week, you will have learned all you need to know about buying a proper rig, get familiar with how all the different parts of your setup work, how to shoot a deep sky object, and how to process it to get results similar to the ones above.


 

What is Covered in the Deep Space Imaging Course?


Getting Started and Planning Your Night


Before you invest in equipment or begin imaging, we go over all the important aspects of planning your night. The knowledge shared in these early lessons will ensure that you get the best out of every imaging session.


Planning your astrophotography night

Some of the lessons cover:


  • What resource you should read to draw motivation for your goals

  • The best Astrophotography Apps and Websites

  • Light pollution and how to escape it to find the ideal imaging location

  • The best websites and apps to check the weather

  • How to look for the perfect dark site

  • What target you can image tonight

  • Planning your shot using different planetarium software like Stellarium and SkySafari

  • Potential dangers out on the field and how to deal with them



 


Equipment Selection and Setup


Astrophotography equipment can be expensive and confusing. What telescope should I get? How much money should I spend on the mount? Should I get a color or a monochrome camera? Let us take all these worries away from you, and help you build the perfect rig within your budget! We'll also teach you how to set it all up once you receive it!


learn how to buy and setup astrophotography equipment

Some of the lessons related to equipment selection and setup include:


  • Choosing the Right Equipment for Deep Space Astrophotography

  • How to Power your Astrophotography Equipment

  • How to Properly Setup a Tripod

  • How to Safely Attach a Mount to the Tripod

  • How to Attach a Telescope to the Mount

  • How to Attach a DSLR Camera to a Telescope

  • How to Attach a Cooled Camera to a Telescope

  • How to Balance Your Rig

  • How to Plug in the Cables (using a GEM mount and a DSLR camera as an example)

  • How to Plug in the Cables (using an AM5 mount and an OSC camera as an example)

  • Taking care of Cable Management


In some modules like this one, we'll also include bonus lessons called "Case Study" which will go over very specific cases like:

  • Case Study 1: Setting Up an EQ6 Mount and Refractor Telescope

  • Case Study 2: Setting Up a MyT Mount and Reflector Telescope

  • Case Study 3: Setting Up a Strain-Wave Gear Mount and Refractor Telescope


 

Software Mastery


In order to capture beautiful pictures of the night sky, you need to know how to use software! Whether you decide to use NINA, SGP, or the ZWO ASIAir to acquire your astrophotography data, expect to find valuable information on each program in the course! All of the most popular and best astrophotography software are covered here.


Learn all the different software for astrophotography

This chapter will cover everything you need to know about software for astrophotography, including:


  • How to Download ASCOM

  • How to Download Various Drivers for your Equipment

  • How to Download the Platesolver Catalogs

  • SGP: Dashboard Walkthrough and the Basics

  • SGP: Preparing Our Imaging Session

  • SGP: Acquisition Settings

  • SGP: Setting Up Text and Email Notifications

  • SGP: How to Focus Manually

  • SGP: Calibration Frames: Taking Darks and Flats

  • ASIAir: What Is It?

  • ASIAir: Initializing and Connecting the Equipment

  • ASIAir: How to Polar Align

  • ASIAir: How to Focus and Use an Electronic Focuser

  • ASIAir: How to Focus the Guide Camera on the OAG

  • ASIAir: Calibration Frames: Taking Darks and Flats

  • ASIAir Plus Full Walkthrough

  • NINA: Dashboard Navigation

  • NINA: How to Connect to Equipment

  • NINA: Sequencer Tutorial

  • NINA: Calibration Frames

  • NINA: Useful Settings

  • NINA: Useful Plugins



 

DSLR/Mirrorless Cameras for Astrophotography


If you are a complete beginner, you will likely start with either a DSLR or a Mirrorless camera. It is possible to get incredible awe-inspiring astrophotography images using a DSLR/Mirrorless camera... You just have to know how to use it right! Learn what model to pick, what accessories are worth purchasing, what the best settings for your target are, and more in this module.



DSLR and Mirrorless cameras for astrophotography

The DSLR and Mirrorless chapter includes:


  • Choosing the Right DSLR/Mirrorless Camera

  • Camera Accessories: Make Your Life a Little Easier

  • Menu Walkthrough and Important Features to Activate

  • Main Menu Settings (ISO, Shutter Speed, Aperture)

  • Summary of DSLR/Mirrorless Camera Settings

  • How to Switch to Manual or Automatic Focus

  • How to Switch to BULB Mode

  • How to Use an Intervalometer

  • How to Attach a Clip-On Filter to a DSLR Camera

  • How to Clean a DSLR/Mirrorless Camera Sensor

  • Astro-Mods: Should You Get Your Camera Modified?



 

Cooled Astronomy Cameras for Astrophotography



Mastering your DSLR camera is great, but if you're in this hobby for the long run, you'll eventually need to know all about cooled astronomy-dedicated cameras too! Whether you go with a color or monochrome camera, this astrophotography online course got you covered!


How to use astronomy cooled cameras for astrophotography

In this chapter, you can expect to get familiar with how astronomy cameras work, and understand the different features and settings associated with them. You'll also know what are the best astrophotography cameras available and more. Some of the lessons include:


  • One-Shot Color Cameras

  • Monochrome Cameras

  • The Anatomy of a Cooled Camera

  • Cropped Sensor vs. Full-Frame Sensor

  • What is the Benefit of Cooling?

  • What is Gain?

  • What is Binning?

  • How to Mount the OAG on the Camera

  • How to Clean your Astronomy Camera Sensor Window


 

Learn How to Use Your Telescope


The goal of this module is to not only teach you what is the best telescope for deep space astrophotography, but also to get you familiar with the telescope of your choice. By the end of it, you should have no issues using it and connecting any type of camera or accessory to it, no matter if you use a refractor or a reflector!


learn different types of telescopes and how to use them

This chapter includes lessons like:


  • The Telescope: Refractor or Reflector?

  • Understanding Aperture

  • Understanding Focal Ratio

  • Understanding Focal Length

  • What are Field Flatteners and Reducers?

  • What is a Coma Corrector?

  • How to Collimate a Reflector Telescope

  • How to Calculate Back-Focus

  • Bahtinov Mask or Auto-Focuser?

  • How to Focus Using a Bahtinov Mask

  • How to Focus Using an EAF

  • How to Clean Your Telescope's Mirrors


 

Understand Mounts and Tracking


The mount is the most important part of the astrophotography rig, and it can also be the most difficult to master. This is why we have a chapter dedicated to motorized mounts and how to use them!


How to use motorized mounts for astrophotography

Here, you'll learn all about astrophotography mounts, with lessons like:


  • Choosing a Mount... What is the best astrophotography mount?

  • How German Equatorial Mounts Work

  • How Strain Wave Gear Mounts Work

  • How to Polar Align a German Equatorial Mount Without Tools

  • How to Polar Align with the QHY Polemaster

  • Auto-Guiding: Guide Scope Vs. Off-Axis Guider

  • How to Calibrate and Start the Auto-Guider


 

Filters: When and How to Use them?


Filters can be used with any camera, and are useful to either block light pollution, shoot a target through specific wavelengths, or both! Adding filters to your setup can seem scary if you are a beginner, so let us help you get all the knowledge you need to select and use the right filters!



How to use filters for astrophotography


Learn about all kinds of filters with lessons like:


  • Filters: Do You Need Them?

  • CLS Filters

  • Dual-band Filters

  • Monochrome LRGB Broadband Filters

  • Monochrome HSO Narrowband Filters

  • How Does a Filter Wheel Work?


 

Practice on the Field


If you've gone through all the chapters so far, you should now be fully familiar with your rig and are ready to image! This module is made up of several case studies that cover how to take pictures of deep sky objects using different setups and from different places (city backyard, desert...). Additional lessons like how to take calibration frames are also added to this chapter.


How to Photograph Deep Space Objects Online Course

Here, you will find lessons like:


  • Case Study 1: Imaging a Cluster with a DSLR, Refractor, and Intervalometer

  • Case Study 2: Imaging a Galaxy with an OSC Camera, Reflector, and SGP

  • Case Study 3: Imaging a Nebula with an OSC Camera, Refractor, and the ASIAir

  • Case Study 4: Imaging a Nebula with an OSC Camera, RASA, and SGP

  • Case Study 5: Imaging a Nebula with a Monochrome Camera, Refractor, and SGP

  • Passing Time While Imaging

  • Calibration Frames: How to Take Darks, Bias, Flats, and Dark Flats




 

Learn How to Process Your Data


This wouldn't be an astrophotography course without a chapter dedicated to processing! We will teach you several ways to stack your files and show you examples of workflows on different targets so that you can recreate what you see to obtain the best possible result out of your data.


Astrophotography processing lessons


In this chapter, you will learn to process your data with lessons that include:


  • Importing the Files

  • Debayering: Why is it Important?

  • Stacking with Deep Sky Stacker

  • Stacking with PixInsight

  • Access our Processing Guides Here!

  • How to Process a Nebula

  • How to Process a Galaxy


 

End of Chapter Quizzes


At the end of each chapter you will find a short quiz to help refresh your memory on what you just learned and see if you retained all the important information. These are optional, but a fun way to end each chapter trying to get a high score!


Quiz from the Galactic Course

We also have one survey at the very end of the course which will help us get honest feedback from students and keep finding ways to improve the lessons over time!


 

Your Instructors


One thing we remember from school is that as a student, you are much more likely to enjoy a class and get good grades if the teacher is likable, knows their stuff, and cares about you. We believe that this is also the case for this course!


We are Antoine and Dalia, we have been doing astrophotography for more than 10 years and have been sharing our journey along with tons of tutorials on our YouTube channel and our website.





For all these years, we have worked hard to produce free videos and written tutorials to help beginner astrophotographers get better pictures of the night sky. We also spend several hours every single week replying to all the e-mails we receive requesting help from us. We care about everyone we interact with in this hobby, and we love seeing you progress over time.



4 Deep sky objects captured by Galactic Hunter
4 more Deep Sky Objects captured by Galactic Hunter

In all these years of experience doing astrophotography full-time, we've helped hundreds of beginners troubleshoot issues and get better, worked with many astronomy companies, mastered almost all aspects of astro-imaging, and received so many awards and features, like NASA APODs, AAPOD2s, magazine and books publications, TV documentaries, News articles, and more. We actually got overwhelmed with all the features we got that we stopped updating our Awards page!


Some of the places where our images got featured



Other works we've done include books, like The Astrophotographer's Guidebook, The Messier Catalog Workbook, and The Constellations Handbook which all have excellent reviews on Amazon.


As your mentors, we will be with you whenever you need help and do our very best to skyrocket your astrophotography skills so that you can also, one day, get too many features and awards to keep count!


 

Why Get One When You Can Get All?


Our Deep Space Imaging course is part of the Galactic Course Ultimate Bundle, which also includes our courses on Milky Way photography, Star trails, Time-lapses, Remote Imaging, all our processing guides, and several perks!


Astrophotography online course by Galactic Hunter

The Ultimate Bundle, as well as the other two, have a small annual renewal fee, but include so much more and regular updates! Try it and feel free to cancel at any time if you do not like it!


We strongly suggest getting the Ultimate Bundle to unlock all our learning content and get the very best out your investment.


Online Course for Galaxy and Nebula Photography bundles and price

Each bundle also gives you bonus perks, like access to our private community on Discord, priority email support whenever you contact us, and much more depending on the bundle!


 

Deep Space Astrophotography Course - Final Thoughts


Whether you get into our Deep Space Astrophotography with a Telescope course or join the Ultimate bundle, we guarantee you that you will learn a lot about astro-imaging!


We've been doing astrophotography training both online and in person for years, and absolutely love it. We believe this to be the best Astrophotography course for beginners, but we also cover advanced techniques in deep space photography that ensure everyone can learn no matter your level. This can be seen as an astro photography workshop in the form of an online comprehensive guide that you can go through dozens of times.


Galactic Hunter Deep Space course reviews

We hope to see you become a member and share your first images on the Discord channel!




Make sure to follow us on Facebook, Instagram, and YouTube to stay up to date with our work!


Clear Skies,

Antoine & Dalia

Galactic Hunter


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