Questions tagged [astrophotography]

Astrophotography is the type of photography specializing in celestial objects such as the sun, moon, stars, and sky.

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3answers
427 views

What should I look for in a camera for shooting in bulb mode for astrophotography?

I am interested in astrophography and I would like to learn and experiment with long exposure. I have been looking around for some dslr cameras but I can't find much information about bulb mode for ...
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1answer
787 views

why do I have red dots all over the foreground of my stars long exposure shot [duplicate]

I have a 60D and have never had this problem before although I have never set the exposure for 30 minutes I am so disappointed its a great shot
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4answers
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How can I get settings right on my new DSLR for twilight moonsets and moonrises? [duplicate]

I recently got my first DSLR, and am trying to learn the best approach settings-wise for a specific type of photo, namely twilight moonsets and moonrises. The camera is a Nikon D5600 which came with ...
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4answers
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How can I avoid star trails? [duplicate]

When shooting deep sky objects such as Andromeda or the Orion nebula, I find that I'm between a rock and a hard place. I can get passable results by running 3600 ISO and four second exposure. Any ...
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3answers
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Are there image stacking (astrophotography) options on MacOS that don't involve running a Windows VM?

I am starting in astrophotography. I want to create a "non star trail/track" result similar to what you would get with software like Deep Star Stacker in Windows, but I use MacOS. Do I have any ...
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548 views

Which parts are needed to mount Nikon DSLR on Meade Telescopes?

I'm an amateur astrophotographer. Recently I got a permission from the university to use their telescopes in their observatory. All their telescopes are Meade. I would like to mount my Nikon D5300 ...
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1answer
162 views

What is this random white dot in only one photo of Eagle Nebula stack?

A few hours ago, I've taken 178 images of the Eagle Nebula/Omega Nebula area of the milky way using Canon EOS 5D Mark IV, iOptron SkyTracker, and Canon EF70-200mm f/2.8L lens. As I'll be stacking ...
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6answers
9k views

Why do stars appear as circles, not points?

Excluding the Sun, stars are so far away that their angular diameter is effectively zero. However, when you take pictures of them, brighter stars appear as circles, not points. Why? In theory, any ...
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2answers
509 views

How to create stationary eclipse timelapse w/o tracking sun's movement?

I took a timelapse of the 21 Aug 2017 solar eclipse. I did not have the ability to track the suns movement so every ~15 minutes I adjusted the camera position. I want to create a timelapse that ...
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1answer
308 views

What are some general rules for astrophotography?

What are the generally accepted guidelines for iso, f-stop, aperture, etc. that help take better pictures of the stars? In the past I've mostly used a small webcam that fits over the eyepiece of my ...
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2answers
221 views

How to know which cameras pre-process raw files?

For some photographers it is important to receive unadulterated raw files which have not been pre-processed by the camera. For example, Nikon is known to apply denoising algorithms on sensor data ...
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2answers
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Best way to remove the red tint in shadows astrophotography

Recently I took a picture of the milky way from inside a cave. I've processed everything how I wanted and it looks great on the web but now I need to print a large version of it (610mm x 900mm). ...
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3answers
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What are the features needed in a DSLR for astrophotography?

I'm a person who's in love with the night sky, so that I want to capture some beautiful moments I experience. I'd like to buy a new DSLR , but I already have a Nikon D5200 and I I tried so much to get ...
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1answer
713 views

Milky way Photograph with Point and shoot?

Well the title keeps hardly anything for you to imagine. I'll be going to the Mountains in a few months and love to click when I feel like. So, was wondering, is it possible to capture the Night sky (...
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862 views

Image Stacking for noise reduction using MATLAB [closed]

I'm new to Image processing and started using MATLAB for Astrophotography processing. I'm trying to process 10 corrupted images (Same Image but mixed with different noise) of Planet Saturn using ...
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2answers
560 views

Milky Way over the Grand Canyon

I have read all the information and feel like I have an understanding of all that I need to do to get pictures of the milky way over the grand canyon.....but...I only have 2 options for camera Canon ...
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4answers
5k views

Focus to infinity with 10-18mm canon lens

I am using a canon 10-18mm wide angle lens on a Canon t3 camera. I want to try shooting some stars at night. So I want to focus the lens to infinity. But the lens has no hard stop to it, or any sort ...
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4answers
4k views

Why is the Sony 28mm f2 so much cheaper than than Zeiss Distagon 35mm f1.4 - and which is better for night shots?

I currently have a Zeiss 16-35mm f4 lens for ultra-wide shooting. I think this lens is a good all-rounder, hence why I bought it. However, there are two areas that I need to address: 1) the f4 ...
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1answer
227 views

Is it possible to change the exposure compensation on a Olympus OM-D in Manual Mode?

Is it possible to change the exposure compensation on a Olympus OM-D in Manual Mode? ISO, SS, and F all are set manual for star photography
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5answers
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Photostacking - Why does this technique fail for my astrophotos?

Last week I went to Tahoe to do some astrophotography. I watched this video (https://www.youtube.com/watch?v=Rydg7JGTAbw) about image stacking to reduce noise in my photos so I decided to give it a ...
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2answers
729 views

How to know the resulting iso of stacked images?

I've read in several questions like this one that stacking photos helps to reduce the noise of the resulting image, which is really helpful in astrophotography. My question is if I can know a priori ...
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1answer
1k views

How does wavelet sharpening actually work, eg. in RegiStax?

I recently came across some demonstrations on how to use RegiStax6 and its Wavelet filters to sharpen images, especially planetary shots. The instructions I found and read/watched all had in common ...
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1answer
478 views

How to calculate very long exposure times?

I know to create a star trail image it is possible to stack many images taken over a period of time. However I recently saw an image which had been done as a single exposure of 1 hour. How do you ...
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3answers
421 views

Photo moons of Saturn

I have the Canon PowerShot SX410 IS. Last year with some help, I was able to photograph Jupiter and its moons. Now, in the coming Spring, I want to make a photo of Saturn's moons. I know Saturn's ...
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2answers
7k views

How do I manually focus a Nikon DX AF-P lens without focus markings to infinity?

I just bought a Nikon D5300 with dual lens kit. The AF-P DX 70-300mm f/4.5-6.3G VR has no button for A/M focus control, and no indicator for focus distance. I want to start doing night photography and ...
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2answers
606 views

How to stack low light shots (in Photoshop)

I want to take a picture of a very dark scene with the help of all the noise reduction tricks you would use when shooting stars: stacking multiple exposures, using dark frames, bias frames an so on. ...
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1answer
1k views

Timelapse photography with Nikon D3200

Does anyone know if there exists an app that acts as an intervalometer for my Nikon D3200 because this DSLR does not have a timelapse feature?
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2answers
570 views

Star photography: what aperture

I would like to shoot the Andromeda galaxy with my 70-200 F2.8. I do have a star tracker (not soo precise). In general for faint things it is better to use a wide aperture, to gather as much light ...
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1answer
122 views

If I wanted to compare image's RGB pixelation values of the same object taken with differing cameras, what discrepancies might I run into to?

This question may seem vague, but I'm far from an expert at photography/photometry/etc, so please bear with me... But, let's say for instance I wanted to compare two images of the sun from differing ...
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4answers
3k views

What caused my astrophotography images to come out hazy?

I attempted a bit of astrophotography tonight and I was surprised with the outcome. I didn't expect to see so many stars in the images! I loved it! However, when I went to look at the pictures, they ...
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4answers
894 views

Are these stars or noise?

Tonight I decided to take a couple of shots with my Nikon D3200 on a tripod for the first time. When I was looking at them on my computer, I noticed these dots. Are these stars or just noise? I highly ...
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Canon EOS 1200D gives shaky star shots

I have a Canon EOS 1200D/Rebel T5. I'm an amateur phtographer and still learning. After reading a lot about astrophotography, I tried my hand at it. I took a trip to a relatively dark place, set up on ...
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1answer
230 views

Photos get noisy when uploaded to either photoshop or Lightroom

I'm facing one thing that is very frustrating. Every time that I upload long exposure images to either photoshop or lightroom, they get blue and red specs,and when I export them (no matter which ...
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3answers
2k views

How to avoid star-trails [duplicate]

I have a Nikon D3300 and I want to do astro-photography. I have a 50mm prime lens and by the 500 Rule, I can click only up to 6.6 seconds without having star trails. Any idea how I can do it without ...
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2answers
961 views

Why does DeepSkyStacker output a “glitch” image with just vertical lines

Yesterday I've got my new tracker (iOptron SkyTracker), and took about 30 shots of the Orion Nebula (with my Canon EOS 6D and 70-200mm f/2.8 lens at 200mm, f/4, 6s exposure of each frame) and got home....
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3answers
687 views

How to get the Milky Way bright enough without overexposing foreground objects?

I went out and captured the Milky Way and because I have a 18mm-55mm 1: f3.5 5.5 lens I had to turn the camera sideways and stitch them together in photoshop and just having to work with what I got at ...
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1answer
911 views

Which is better for Astrophotography when we compare Canon 70D and Canon 760D

I have Canon 1200D and now I am more interested towards astrophotography. I am confused between which one to go for. Canon 70D or Canon 760D. Lens I hold: 18-55mm, 50mm 1.8 STM, 55-250mm IS II ...
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1answer
655 views

How do star trackers work to take a photo for 5 minutes without blur, and are they worth it?

I'm contemplating trying to make one of these star trackers, but after everything I've read, including the two star tracking related stackexchange posts, I don't know if I understand how they work. (...
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2answers
2k views

What is the best way to focus when doing night photography or astrophotography?

Last night, when I was attempting to do some astrophotography, I found it rather difficult to focus on the stars/tress/buildings in nearly pitch darkness. The Live View feature doesn't show much as it ...
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2answers
338 views

What lenses can capture pictures of the moon, stars, and landscape best? [closed]

I am wondering what lenses you would recommend that work best in both dark environments and for landscape. I have a Canon EOS Rebel T5, and I'm just looking for something to capture mostly the moon ...
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1answer
266 views

Is there a problem with my collimation? Telescope shows coma

I noticed some COMA on my astrophotographs lately, that didn't show up last December. Stars near the borders of the image tend to form linear shapes directed towards the center. My setup is: ...
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2answers
1k views

Can I photograph a meteor shower with a Nikon 18-55mm kit lens?

As the Perseid Meteor Shower is due in few days, I am researching about methods and techniques of how to photograph the meteors. This is going to be my first astrophotography ever. My equipment is a ...
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1answer
1k views

Photoshop stuck at Align Selected Layers Based On Content

I am trying to align a group of astro stacks (about 100 shots, masked) and Photoshop is stuck at: The progress bar did move to this point in less than a minute, and has been stuck at this exact point ...
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3answers
411 views

What caused some of the bright, diffuse areas of sky in some of the Apollo images from the moon?

There is a large, diffuse, bright area in the otherwise black sky in some of the Apollo mission images from the moon's surface. It is not the sun. What can it be? In the images below, I am comparing ...
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2answers
1k views

Why do modern aspherical lenses have so much coma?

The Nikon Noct 58mm f/1.2 from 1997 is famous for having excellent coma control wide open. Sources generally credit this to its being one of the first lenses that used an aspherical element, which had ...
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3answers
2k views

Is film better suited than digital for astrophotography?

When I tried to do long exposures of the sky with my entry level DSLR I noticed a lot of hot or dead pixels. Will shooting with my old cheap film SLR be better? Will film be better for long exposures ...
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3answers
112 views

Merging pictures of the Sun at the same location

I'm teaching an astronomy class in the fall and I had this idea for a photo project. I want my class to take a daily picture of the Sun (around sunrise) at the exact same location and having the ...
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1answer
962 views

Why does DeepSkyStacker brighten the stars too much compared to Photoshop?

I've got a 100-ish image stack of the milky way. I always use Photoshop's stacking but sometimes it fails aligning the images or it requires too much swap space (~80GB range) on my primary drive which ...
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2answers
178 views

Milky Way Photography [duplicate]

Images of stars are not very good with a full moon. But what if the moon has not risen? A 3/4 moon rises at 11:00pm tonight. If I travel to a dark spot and take images before 11:00pm will the star'...
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1answer
432 views

Can not see anything on Live View screen

I am using a Nikon D3300 camera with Liveview on my 8SE telescope. Using a 25x eyepiece to look at planets. Can not seem to find anything in the liveview. What am I doing incorrectly?

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