Questions tagged [astrophotography]

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

Filter by
Sorted by
Tagged with
12
votes
4answers
12k views

Astrophotography picture with too much noise. How do I correct this in postprocessing?

This is the Milky Way above Kakadu National Park, Australia, and my first try at astrophotography. Thirty second exposure, f/4.0 at 17mm with ISO 12800 (!!) which in hindsight probably was way too ...
0
votes
2answers
114 views

Is it possible to capture the Milky Way with a planetary camera?

The camera I'm using is the ZWO ASI120MCS. Is it possible for me to capture the Milky Way? If yes, then what is the settings? The optical tube I'm using is the Celestron TravelScope 70.
1
vote
4answers
108 views

Would it be safe to mount a metal adapter to my cameras hot shoe or would I risk damaging it by short?

Today I received a red dot finder wich I intent to use with 500-1000mm lenses. It turned out that it has a metal cold shoe, may I mount this on my Sony A7 or would I risk some damage by shorting ...
1
vote
2answers
201 views

What should I look for in a camera for Night Sky Photography?

I am a beginner and planning to buy a mirror less camera for Night Sky Photography. Here are some questions I have while considering what camera to buy. My max budget for body only is around $1000. ...
3
votes
2answers
73 views

Can motorized “panorama/timelapse” tripod heads be used as astro trackers?

Motorized tripod heads, like the Mantona Turnaround or Movo Photo MTP-11, seem to be popular and inexpensive currently. Can these be used as an alternative to expensive sky tracking mounts for ...
0
votes
4answers
283 views

Milky Way with a cell phone, how is this possible?

The 9to5Google article Exclusive: Official Pixel 4 camera samples show astrophotography, selfies, more [Gallery] shows some surprisingly nice (at least to me) photos of the Milky Way. Every phone ...
0
votes
3answers
183 views

Nikon D3500 vs Canon EOS T7 [closed]

I'm going to buy my first DSLR camera mainly for astrophotography and some panoramic photography. I will probably buy the Nikon D3500 but I don't understand why the Canon T7 is more expensive than the ...
5
votes
3answers
310 views

How accessible is gas hypersensitisation today?

Gas hypersensitisation, as you may know, is a method which was regularly used by astrophotographers. It included baking or soaking a film in a gas mixture, with this gas oftentimes being nitrogen. ...
1
vote
2answers
76 views

Difference in light between new moon night and adjacent nights

I want to photograph bioluminescence in a remote area without light pollution. A dark sky is key. The only light would be from the moon and the stars, so I'm aiming for the next new moon (fortunately ...
0
votes
1answer
63 views

How do I capture northern lights? [duplicate]

I have a Nikon d3400 with kit lens 18-55 mm af-p DX. What is the right camera settings for northern lights photography?
1
vote
2answers
98 views

Will using drizzle for wide field milky way photography provide much benefit?

I don't own a tracker or telescope so the only astrophotography I do is occasional milky way wide fields. Usually 20-30 images taken at wide angle and then aligned and stacked using Deep Sky Stacker. ...
5
votes
3answers
9k views

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 ...
2
votes
2answers
3k 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 ...
5
votes
1answer
188 views

Long exposures create red noisy glow.. but only with one of my lenses. Why?

I recently started having a problem with long exposure (30 sec +) photos having a pattern of red noise. The problem started in the middle of a camping trip - long exposure pictures looked fine one ...
1
vote
3answers
189 views

Reflected Earth is 1/3 the size of primary Earth in Apollo footage through spacecraft window; why?

In the video Brian Eno on Apollo at 08:20 there is Apollo-era movie footage of the Earth seen through the window of a spacecraft. In addition to the primary, large and overexposed half-full Earth ...
2
votes
3answers
152 views

How do I get the stars in focus with my astrophotography setup? [duplicate]

Hey I've problem with blurred stars when I shoot stars with my Canon 700D with EF 50mm f/1.8 STM lens I've set up with 10-20 second shutter speeds and ISO settings from 400-1600. I try on f/1.8 and ...
27
votes
6answers
5k views

Which planet looks the biggest through a camera? Which planet is the easiest to take a picture?

I wanted to start astrophotography. Let's assume that I want to take pictures of planets when they are the closest to the planet earth, which planet would look the biggest thought a telephoto lens? ...
8
votes
3answers
897 views

How to edit my RAW photo to make the stars come out more?

I've been taken night photography photos with my Sony A6000 in RAW+JPEG. There should be a lot more potential in RAW, but I can't make it look as visually pleasing as the JPEG. In particular, the ...
0
votes
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 ...
4
votes
4answers
274 views

Why exactly do “CMOS astrophotographers” prefer CMOS sensors?

This answer to How can I avoid star trails without an expensive tracking mount? is consistent with this answer to What is synthetic tracking, and why would a 35 cm Earth imager be 10-30x better than ...
2
votes
3answers
946 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 ...
0
votes
1answer
166 views

How do the Zeiss Batis 18mm f/2.8 and Tokina Firin 20mm f/2.0 AF compare for astrophotography?

I'm trying to choose a lens for astrophotography with Sony A7. Although I choose it for astro, I also want it to function as a normal landscape lens. So I try not to go far wide like Samyang 14mm f/2....
21
votes
7answers
5k views

How to capture more stars?

I finally borrowed a tripod from a friend so that I could take pics of stars from my apartment balcony. However, when I did some test shots yesterday, the pics where far from my expectations. I ...
6
votes
2answers
820 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....
3
votes
1answer
143 views

How does one actually *use* a dark frame?

All of my images were shot RAW, but jpg versions are below for context. I'm brand new to this and have taken the three images according to info I found online. My first problem is that my picture of ...
0
votes
1answer
97 views

How to set exposure for photographing the milky way?

I want to photograph the milky way but have had troubles with ambient light. The first attempt suffered from streetlights. The second attempt away from streetlights suffered from full moon which I ...
-1
votes
2answers
237 views

Astrophotography-what wrong I am doing here?

I am beginner in photography.I clicked this photo in RAW, f3.5, ISO1000, S15", Manual focus without tripod.Lens: Nikon AF-P 18-55mm. I think it is out of focus. I varied ISO from 1000-2500. Shutter ...
1
vote
1answer
393 views

How to change ISO in Nikon P900 for time lapse star trails?

When I set up my P900 for time lapse star trails it shows the ISO as 100 in the bottom left of the monitor screen and no matter what I have tried, I cannot change the ISO to say, 1600 or 3200 for a ...
0
votes
4answers
123 views

How to precisely time tag DSLR shot?

I want to know the exact UTC time of the moment of the shutter button pushed. A precision of milliseconds order would be ideal, but anything better than 1sec is acceptable. The photo properties ...
3
votes
1answer
122 views

Will my finepix s8600 be enough for the milky way

I'm planning on buying a DSLR soon but impatience got me I decided to take my moms 4 year old bridge camera and give a shot, I took pictures in a mildly light polluted area, and it seemed to have ...
2
votes
1answer
92 views

What to look for digiscoping on a tight budget? [closed]

I own a cheap telescope. What should I look for in a cheap used camera for a first digiscoping experience? I'm looking to spend a very minimal amount of money — hopefully under $100.
3
votes
2answers
621 views

How can I set the aperture on my DSLR when it's attached to a telescope instead of a lens?

I would like to use my Nikon D3100 for astrophotography. I have attached the camera to my telescope with a T-ring, after which the camera recognized the absence of the lens, which is perfectly normal. ...
36
votes
9answers
30k views

How to nail focus for DSLR astrophotography?

I've been doing a bit of astrophotography and the problem that I almost always have is nailing focus. I'll manually focus on a bright star or the moon (which hopefully isn't an option!) by magnifying ...
74
votes
20answers
136k views

How do I set the proper exposure for nighttime moon photos?

All my attempts to get a good shot of the full moon with my DSLR result in an overexposed circle on a black background. I've tried using a tripod, remote shutter release, low ISO, and long exposure, ...
0
votes
1answer
137 views

Is this color-correction explanation of images from a lunar lander gobbledegook?

There are many asking why the Chang'e-4 images of the (far side of the) Moon's surface have an reddish-orange hue. In this answer I suggest that the camera may not use a traditional human-matched ...
10
votes
3answers
2k views

Why don't usual pictures of Sun show any protuberance or explosions?

I was just looking at this picture : http://i.imgur.com/69in3.jpg and wondered why no Corona or trace of the little explosions on the surface of the Sun are visible ... How should the Sun be ...
7
votes
3answers
1k views

How to take photos in burst mode, without vibration?

I have a Canon EOS 1200D (Rebel T5) and a reflector telescope, and I want to take some photos of Jupiter with them. If I use burst mode, camera starts moving its mechanical parts: the mirror, or the ...
1
vote
1answer
146 views

Why are my stacked RAW images overexposed in DeepSkyStacker?

When I use Deepskystacker for stacking about 40 pictures (RAW) of a Galaxy (underexposed), I always get overexposed tif results. When I stack these pictures in Photoshop and use smart objects and ...
2
votes
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 ...
16
votes
1answer
997 views

What is image stacking as it relates to astrophotography?

What is 'image stacking' and how can I apply it to my astrophotography to create better looking photographs? Are there any 'must have' resources for learning how to image stack for the purposes of ...
0
votes
6answers
3k views

Can I use BULB setting when taking remote pictures?

I have a Canon XTi/400D, which I connect to my Mac OS X 10.6 and am trying to take pictures when tethered to it using EOS Utility, but I am not able to use the BULB setting on my laptop. Is this ...
1
vote
2answers
79 views

Why do I see the moon as two objects through my DSLR viewfinder if I use eyeglasses?

I use eyeglasses with -1 diopter correction. Few days ago, I photographed the moon during night with my Canon 2000D DSLR. When looking at the moon through the viewfinder, I saw the moon as two ...
3
votes
1answer
173 views

Why the difference between sunny f/16 rule and looney f/11 rule?

There's the sunny f/16 rule that says photographs on a sunny day should use f/16 with the exposure time set to reciprocal of the ISO sensitivity. However, there's also looney f/11 rule that says ...
3
votes
2answers
121 views

Pentax Astrotracer: Lens error on wide angle lenses?

I recently did some tests with the Pentax Astrotracer1 system. To do so, I shot Orion (which was in a SSW direction and around 30° above the horizon on that night) and its surroundings at 180s ...
4
votes
2answers
166 views

Why do some star trails appear blue?

I was trying to photograph some star trails last night and I kept noticing that a number of stars in the upper half of the photo were showing up as blue. I'm really not too sure as to what's going on ...
4
votes
1answer
80 views

Laser positioning on barn door tracker

I'm heading up to Scotland in April for a bit of a road trip and I'd like to give astrophotography a bit of a go. I'm like to try and get some deep sky photos (Andromeda etc) and have decided that ...
1
vote
1answer
78 views

Exposure in Astrophotography [closed]

So, when taking a photo of the stars, I've generally taken photos at about ISO 3200, 20 seconds, f/3.5. I subsequently stack about 5 of them to get rid of the noise, which seems to work relatively ...
5
votes
3answers
894 views

Does the EXIF data “DateTimeOriginal” get recorded at the start or end of the exposure?

I am working to determine the orbit of a satellite based on a long exposure photograph, and need precise observations.
64
votes
5answers
29k views

How to get the best results for landscape and stars photographs?

I'm leaving for holidays tomorrow, and there's a good chance that I'll be able to be by night on a field with no artificial light around, and no moon in the sky. I'd love to take some picture of the ...
9
votes
1answer
143 views

Connecting a camera to a telescope

in astrophotography with small telescopes there are principally 3 configuration: "prime focus" = NO camera lens + NO telescope eyepiece "eyepiece projection" = NO camera lens + YES telescope ...