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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6k 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
517 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
838 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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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
119 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
2k 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
755 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
212 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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821 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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642 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
837 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
602 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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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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331 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
253 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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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
815 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
395 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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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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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
100 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
915 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
160 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
411 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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1answer
282 views

How can I blend images taken at different times of the day into the same panorama?

Is there a way to take a same set of images for a panorama twice at different times of the day? I would like to blend these images using a layer mask in Photoshop so I get a blue hour foreground and ...
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3answers
5k views

What creates a bright green orb “lens flare” with silver or metalic dots on it?

I am having a heck of a time finding anything on the internet that explains how and why a green orb with silver or metallic looking dots keeps appearing in my photos of the sky. I am taking these ...
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3answers
405 views

Mercury transit at 200mm + UV + ND?

Will I able to see Mercury transit with a f/4-5.6 200mm lens (on APS-C)? I do not have solar filter and I don't have time to buy as transit will be on 9th May 2016. I'm wondering if I can use my UV ...
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1answer
224 views

Will a focal length reducer help me image deep sky objects using an 8" newtonian telescope?

Will a 0.5x focal length reducer help me to reduce the exposure time if I am imaging deep sky objects? I'm using a 1200mm focal length optical tube (f/6), a 32mm super view telephoto extension ...
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1answer
86 views

How long does it take for a celestial object to move across the field of view of a 32 mm SuperView eyepiece?

How much time will an object (star, galaxy, nebula, cluster) take to transit from one end of a 32 mm SuperView eyepiece to the other end of it to go out of the field of view when a DSLR is connected ...
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1answer
912 views

Astrophotography with a telescope — fewer long exposures or more shorter exposures for astrophotography?

I have an 8" GSO Dobsonian (1200mm focal length) telescope and I use a Nikon D5500 with a UHC (ultra-high contrast) broadband filter. I connect my camera with a 32 n 42 mm telephoto lens. Can I take ...
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4answers
776 views

Where can I find the maximum camera weight for my lens?

I have a somewhat unique question here, and I haven't been able to get a clear answer elsewhere. There is a question with a similar title, only with the camera and lens terms swapped. My question is ...
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2answers
177 views

Why are my long exposure sky shots out of focus? [duplicate]

If you take a look at a few of long exposure sky photos at Flickr, I think the context and content of the photo is okay, they are just all blurry. I'm using a tripod, 15 second exposure with a 18mm ...
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1answer
76 views

Telescopic view [duplicate]

How do they make the sun or moon appear so big in backgrounds of some images?
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2answers
4k views

How to Record Videos at Full Resolution with Nikon D750 for Astrophotography? [closed]

I am using Nikon D750 and I want to use it to record videos of planets/moon, so that I can later stack them into images. However, the camera wastes its potential by down-sampling the video recording ...
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5answers
1k views

How can I tell if something in a photograph is a star or a planet?

A couple days ago, I zoomed in with my 30x optical zoom camera, and after some exposure adjustments, a bright star in the night sky turned into this: Are those other planets or other stars? Or is ...
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1answer
246 views

If i use ISO 1600 to photograph stars will image stacking help reduce noise but also add more detail?

I would like to take better photos of the stars, especially the milky way, but my highest ISO setting is 1600. I have now learnt that image stacking can help reduce noise when taken with the same ...
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1answer
582 views

When stacking images to remove noise in astrophotography, should the exposure be the same in each?

I am trying to get to grips with astrophotography and have read about image stacking to help reduce noise. I am a little confused about whether the images to be stacked are all taken at the same ...
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3answers
794 views

Why does photographing the Milky Way require short exposure, when star trails need long exposure?

I can't understand — how do they work differently? I mean, when 2 secs exposure is required for photographing milky way, while 30 mins exposure is needed for photographing star trails, why isn't the ...
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4answers
328 views

What lens should I use for astrophotography?

I am looking for a lens for my Canon 550D for astrophotography. What lens would be suitable for it? Thank you
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1answer
859 views

Is it possible to use two barlow lenses together?

With my current astrophotography setup it is not possible for me to capture the full andromeda galaxy in one picture. Setup: Telescope: Celestron C8 SGT XLT (f: 10, focal length: 2003mm) Mount: ...
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4answers
24k views

How can I get long exposure for star photography with a Nikon Coolpix P900?

I own a Nikon Coolpix P900. I'm still fairly new to photography but I'm interested in learning about photographing the stars. I've read that the best settings to do this are to have an aperture of f/2....
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1answer
744 views

Which compact camera to buy for starry skies, city lights and close ups? [duplicate]

I'm looking to purchase a compact camera that has all the common features e.g. portrait, landscape, video etc. But can also allow me to take pictures of stars and city lights, and will allow close ...
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1answer
199 views

Will a 14mm f/2.8 prime be useful for nearby action shots?

I am a novice amateur photographer. My only equipment right now is my Sony Nex 3N and the kit 18-55mm zoom. I had been hesitant to sink much money into lenses when I realized that building up a lens ...
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5answers
2k views

What lens and setting to take ISS photo?

Here it says we can see ISS with our naked eye. I was thinking that if we can see this thing with our eyes, then obviously we can take photo with a DSLR. I have Nikon D3300 with 18-55mm lens and ...
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3answers
672 views

How can I make a telescope attachment for my DSLR to capture space images?

I was thinking if there is any way to make my own telescope with help of magnifying glass(convex) and concave lenses arrangement so that I can take photo of space or planet like moon or mars. I know ...
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2answers
1k views

Astrophotography exposure setting for noise reduction

I was on a hiking for a week into the dense forest of Western Ghats with my Sony slt a58. I am into Astrophotography. The place was absolute black with millions of stars. The perfect place for ...
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3answers
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Is it true that UFOs or extraterrestrial beings that are not seen by human eyes can be captured by photo? [closed]

I heard that if we take photos of the sky then we can get photos of UFOs or extraterrestrial beings. Is it true ?
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1answer
916 views

What's an easy way to de-rotate astronomical images taken without an equatorial mount?

I don't have an equatorial mount nor I plan to buy one. However, I would like to stack my night sky photos. Is there a software that can easily de-rotate my images so I can stack them? By easily I ...