Napioa - Wind Origins

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

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1answer
184 views

How long does the exposure have to be for a specific astrophotography object with a given lense, iso and aperture?

how do I know how many frames I need (overall exposure) for a particular object at a given ISO setting? (200mm, f2.8, canon 6D) I will be shooting on a barndoor tracker, at a very dark place about 40 ...
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2answers
3k views

How to calculate the size of the image circle at infinity focus?

How can I determine the diameter of the image circle (i.e. the diagonal size of CCD required to fully utilise a telescope's optics) at near-infinity focus? I have looked around online and found this ...
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0answers
176 views

Why is there a grid pattern of darker pixels in this twilight sky flat field? [closed]

This is the first time that I'm really inspecting the calibration images we were taught to take/use during data reduction, and I've noticed something in all the flat fields. The image below clearly ...
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5answers
929 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 ...
2
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2answers
2k views

What is the basic gear for astrophotography?

I have a Canon 60D and would like to start doing some astrophotography and/or time-lapses of the Milky Way. I know I need to buy a special tripod, one with either ecuatorial mount or a computer ...
2
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3answers
561 views

Measuring angular distance with photographs

Is length in a photograph proportional to angular distance in the photographed scene? Example: I take a picture with the horizon vertically centered. In the picture, I know that the point 1 inch ...
2
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3answers
326 views

Why should I use the widest aperture for star photography?

Well, this question may sound dumb to some folks but I am really confused here. I was reading this article about Photographing Stars Using a Kit Lens where author talks about keeping widest aperture ...
2
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4answers
256 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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4answers
522 views

How can I colorize my astrophotography?

I want to color a photo that I took from my telescope, which unfortunately only captures black and white images. How can I add color to it, let's say using Photoshop... is it possible to color only ...
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2answers
997 views

A budget tripod for astrophotography ball-head or 3-way pan-head?

I am currently looking for a tripod for astrophotography, I wonder is there any significant difference between a tripod with a ball-head or one with a 3-way pan-head? Like say in terms of the ...
2
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3answers
323 views

Is there any quality advantage to doing dark frame subtraction in camera?

Is there any quality advantage to doing dark frame subtraction in camera? It seems to me that doing it manually in software can't be any worse, and can be better by using a dark frame that is the ...
2
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4answers
744 views

What equipment do I need for astrophotography?

Is it possible to create a picture like the following, using a D7100 camera with a standard 55-105mm lens. If not, what is needed for this kind of photography?
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2answers
402 views

Astrophotography with an 800mm

Yesterday I did the following shot of the moon using a 400mm with a 2X: Now, I would like to know if it's possible to shot pictures of planets using just a tripod? This is the first time I'm ...
2
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1answer
140 views

What is mapped color and how to use them in astro-photography?

On some astro-photography website, I come across some incredible images with caption that says "X in mapped color" such as: http://www.rc-astro.com/photo/id1066_big.html What is mapped color? Why and ...
2
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2answers
66 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 ...
2
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2answers
2k views

Will a faster lens, like f/1.4, help get better Milky Way images?

I have a Nikon D7000 and don't know whether my 50mm 1.4 or 17-55m 2.8 lens would be better. I was automatically going to go with the 50mm lens, but then I was reading up on how I can use a longer ...
2
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2answers
196 views

Astrophotography, what to shoot with barndoor tracker and 200mm f2.8 lens

I have a self made, computerized barndoor tracker. The computer controls a stepper motor very precirsely. The tracking unprecisions come from building limitations and orientation precision. I do have ...
2
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2answers
113 views

How to retain the most data for editing?

I have started a bit of astrophotography, an important part of which is the editing of the image to bring out stars etc not even visible after a ~40 second exposure. To do this the image must retain ...
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3answers
2k views

How to brighten stars in Photoshop?

I have a few methods for brightening stars in Lightroom and Photoshop but most of these increase noise or worse make vignetting a lot more pronounced which is already difficult to deal with in night ...
2
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1answer
229 views

How to enhance a cameraphone photo so you can see stars?

In the context of star photography, clearly you are not going to get as good of a photo with a smartphone camera as you could with a real camera and a long exposure. However, provided you have taken a ...
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2answers
647 views

How can I get a circular star trail effect?

How can I get this effect where the stars are seen as lines? Do you need a special camera?
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4answers
710 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 ...
2
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1answer
93 views

What adapter do I need to use a Sony a7R ii with a Televue Pronto telescope?

I wish to take pictures through my Televue Pronto using my α7R II camera. Is there an adapter to allow me to do this?
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3answers
275 views

Night Sky SuperResolution (instead of star trails) - possible?

I don't know if this is possible, or runs into fundamental limits of sensors and photo sharpness. I want to "pretend" that I have a fancy night sky motorized rig - through software. Take a few ...
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2answers
485 views

How to take a picture at the same time everyday?

I am currently wanting to design a system that I could leave outside permanently, and have it take a photo(or series) at the same time of the day, for a year, and then compile those into a single ...
2
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1answer
142 views

How could I have improved post-processing on this Milky Way shot?

Last week I went about 40 minutes north of St. Louis to Pere Marquette state park with my family. We went out to watch the meteor shower, and I tried to set up to take some Milky Way shots. I ran ...
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1answer
74 views

How do I loosen the fit of a T-ring to ease mounting/dismounting a telescope adapter?

I recently bought a reflecting telescope, and along with it a Canon EF T-Ring (and adapter tube) to complement my Canon T3i. The fit is extremely tight, which not only makes it difficult to fully ...
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1answer
167 views

Which characteristics should a wide-angle lens have for astrophotography?

I'm looking to buy a wide-angle lens for astrophotography, specifically on a Canon 450D (Rebel XSi). Which characteristics should I be looking for in a lens?
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1answer
281 views

IXUS 70 and astrophotography

I performed astrophotography at the time where CCD were experimental devices. The world has changed, my immediate passions too, and today my camera is a compact (but enough for everyday use) ...
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3answers
155 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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1answer
89 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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3answers
101 views

How to avoid vertical glare in astrophotography?

I recently took a few night shots of the Milky Way, but found that I kept getting this weird vertical glare and I don't know why. The below image shows it exaggerated by lights in the distance as ...
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3answers
98 views

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

I thinking is there any way to make own telescope with help of magnifying glass(convex) and concave lenses arrangement so that we can take photo of space planet like moon, marsh. I know there are ...
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5answers
446 views

Which lens should I use and how to take night pictures?

So I have a Canon T3 and I wanted to take pictures of the night sky and landscapes but since I'm a noob at photography, I was wondering which lens should I invest in that isn't quite pricey. I was ...
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2answers
1k views

What camera for astrophotography [closed]

Ok the question was asked what's the best beginners camera. I'm interested in a camera that will take great photos. I used to be an avid amateur photographer in the days of film. I'd like to get back ...
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1answer
359 views

How to capture supermoon using a Fujifilm X100T?

I am a novice photographer. I have a Fujifilm X100T, which has a fixed 35mm-equivalent lens. As today is the supermoon lunar eclipse, I want to capture the moon with my camera. I was wondering if ...
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2answers
25k views

What settings should i put my Nikon D3100 on to photograph the moon? [duplicate]

Possible Duplicate: How to capture details of the moon? I have a Nikon D3100 and I have 2 lenses; the 18-55mm and the 55-200mm. I'm unsure of what camera settings I need to use to get a ...
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1answer
84 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
93 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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2answers
464 views

What are the red, blue, and green dots in my night sky photos? [duplicate]

I recently bought a new telephoto lens for my Nikon D5000. With the new lens I started taking pictures of the moon. When I take the pictures I have blue, red, and other colored dots in the photo, ...
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5answers
266 views

Should I get a dSLR or stick with a bridge camera? [closed]

I am looking to upgrade my canon point and shot compact. I am looking for a camera that will last me 5+ years and is quality. I plan on shooting holidays, nature and astrophotography - I have a ...
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2answers
612 views

What deep sky objects can be photographed without a telescope?

I'm considering purchasing a 70-300mm lens and a 1.4x TC to try some budget deep sky photography. I have seen some great pictures of the Orion Nebula taken without a telescope. My question is: can ...
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2answers
3k views

Canon 100d : How can I take a picture or timelapse of the Milky Way? [duplicate]

I recently purchased a Canon 100D and I'd really like to take a photo or timelapse the Milky Way. The current lens I have on my camera is the EF-S 18-55mm. Can this work?
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1answer
43 views

Would a Polycom video camera be suitable for astrophotography?

Have Polycom FX video conference camera 1024 x780. Could this be used for astro photography? Just curious for a project. Appreciate input.
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3answers
204 views

is it possible to take photographs of the Milky Way with a Panasonic FZ-30 camera?

I have a Panasoinc Lumix FZ30 "SLR-like" camera It can take raw images. It has ISO speed between 80 and 400 and max aperture f2.8 and max 60 seconds of exposure time. I am really eager to take ...
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1answer
104 views

Am I experiencing field distortion while astro photographing when stars on the edges give trails?

I have started astrophotgraphing. My primary lense I use is Sigma 70-200mm F2.8 APO with Nikon D7100 and Sigma 2X TC. I also use Astrotrack without guidance. I have gotten rid of the coma by making ...
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1answer
2k views

DSLR long exposures and sensor overheat

I'm starting in astrophotography with Canon 1100d and 75-300mm lens. My first goal is Milky Way. I read in a article that long exposures cause overheating sensor and even may damage it. Is it true? If ...
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1answer
192 views

Whats the “most amount of moon” acceptable for astrophotography?

The last time I shot the sky, it was a full moon and it completely ruined my shot. What's the maximum amount of moon (i.e. 1/3, 1/2, etc...) that can be out that won't adversely impact a shot of the ...
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2answers
129 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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0answers
158 views

What are best wide angle lens for Nikon D7000 Camera [closed]

I am looking to shoot night sky & require a wide angle lens. I currently have a 18-55mm Kit lens and a 50mm f/1.8 prime lens. What is the best lens out there (value for money). I don't wanna ...