Questions tagged [photography]

Questions on taking images in space or of spacecraft.

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7
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1answer
407 views

How can stellar images be “subtracted” from a sequence of exposures? (difference imaging)

The press release UH ATLAS telescope discovers first-of-its-kind asteroid from the Institute of Astronomy at the University of Hawaii shows an image of an "active asteroid" among a field of stars. ...
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1answer
65 views

Lunar surface illumination levels

I am trying to determine the lunar surface near or far side daytime illumination levels in Lux or foot-candles but there seems to be no directly measured values available. I did find this information ...
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1answer
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How many extraterrestrial bodies have hosted a “lander” which returned images?

For the purposes of this question, we will consider a "lander" any probe which was sent to the surface of an extraterrestrial body or entered the atmosphere to a point which exceeds an air pressure of ...
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2answers
195 views

Will they really be able to “see” OSIRIS-REx from Australia? With meteor cameras?

Thw news.com.au article NASA spacecraft to fly over Australia during Earth Gravity Assist manoeuvre has some interesting graphics (shown below). In the article is discussion of meteor cameras, and ...
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How will Mars 2020 rover Perseverance's selfie skills compare to Curiosity's? Will it have any additional selfie-related capabilities?

The design of the Mars 2020 rover Perseverance benefits from years of operational experience with Curiosity. While 2020's instrument suite differs in several ways it looks remarkably similar to ...
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1answer
177 views

Why doesn't MAHLI get to be in Curiosity selfies?

note: Answer(s) to Why is a corner of InSight's selfie cropped like this? don't address this question about Curiosity for several reasons: It doesn't even answer that question properly. Insight is ...
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2answers
131 views

Are there any photos of the Martian terminator from low Mars orbit?

This photo of Earth was taken from the ISS, an altitude of 211 nautical miles. This photo of Mars was taken 71,000 kilometers above Mars (about 10 Mars diameters away). Are there any images of the ...
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1answer
108 views

Which Viking-1 orbiter photo is this? When was it taken and what part of Mars is shown?

This answer to Are there any photos of the Martian terminator from low Mars orbit? includes (without credit) what looks like an oft-repeated photo of Mars. A comment written from reverse image ...
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1answer
188 views

Why is a corner of InSight's selfie cropped like this?

A couple days ago, InSight took a selfie from the surface of Mars: Image credit: NASA/JPL-Caltech Most articles about it note that the photo is a composite image, which you can figure out by looking ...
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How bright is twilight on Mars compared to Earth?

The surprising answer to How much more quickly does night come on Mars compared to Earth? Will it be easier to see Mercury there? is "up to two hours(!)" "...indicating that Martian dust extends very ...
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1answer
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What was the effective magnification of the Mars Reconnaissance Orbiter's HiRISE camera to acquire the detailed image of Earth?

On October 3, 2007 NASA's Mars Reconnaissance Orbiter HiRISE camera acquired this image of the earth and the moon from Mars The oceans and clouds can be easily distinguished and "the west coast ...
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1answer
292 views

How were video tape recorders adapted to work in orbit in 1962?

Livescience's Satellite spies gigantic 'fuzzball' clouds spreading near Australia coast says: Actinoform clouds were first captured by NASA’s Television Infrared Observation Satellite V in 1962, ...
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4answers
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How did astronauts frame photos without a viewfinder?

On specially built Hasselblad cameras, how did astronauts operate the camera controls with bulky gloves on, and how did they frame photos without a viewfinder?
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1answer
429 views

Has anyone seen an actual spectrum of a satellite made by an amateur photographer?

If you use a shallow wedge prism or very low dispersion diffraction grating (e.g. circa 100 lines/mm) front of a camera, you can photograph the spectra of stars with a modern DSLR camera with a fast, ...
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1answer
208 views

Do Mars rovers protect optical windows during dust storms? Do they “avert their eyes” or do they just “grin and bear it”?

The question Did any lander or rover photograph the sun rising or setting during a Martian dust storm? makes me think of the images below showing the stuff blown around and on to martian rovers. I'm ...
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1answer
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Could New Horizons take a “Pale Blue Dot”-like image this year?

Answers to At what exact time was the Pale Blue Dot image taken? say that the famous image was taken by Voyager 1 on 14-Feb-1990 and it took until May of that year for all the data to be sent back to ...
4
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1answer
217 views

Why are so many Lunar Reconnaissance Orbiter images blank?

When downloading Lunar Reconnaissance Orbiter LRO NAC images from the website https://pilot.wr.usgs.gov/ a significant portion of them have no useful data -- they have a sort of plaid pattern. Does ...
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10answers
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Have spacecraft photographed each other beyond Earth orbit?

There are several answers to Could a spy satellite image another satellite? and one answer with several examples to How many spacecraft have taken a “Pale Blue Dot” type photo of the Earth from beyond ...
5
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1answer
218 views

Has anything close to video (“live” or otherwise) been shot in space from beyond the Moon?

It would be cool to see a short video clip of a rover's eye view of driving across mars. Just a few seconds even. In general, due to limitations in data storage space, bandwidth, and limited ...
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3answers
778 views

Why are there double shadows in this Apollo 14 magazine?

In magazine AS14/KK there are clear double LEM shadows present where only one should be. I can't find any evidence of double exposure. How did this happen? I've even found 2 shadows that overlap and ...
3
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1answer
971 views

What's the story behind this Apollo-era image?

This photo has been bothering me for quite a while, so I decided to look into it further. It is shown in Wikipedia's Opposition Surge article, which is a fascinating topic that I'd like to avoid here ...
4
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1answer
87 views

Are Longjiang 1 and 2 the only spacecraft to image the far side of the Moon in a single frame with detail?

The image below, found in Was this the first-ever photo of a full moon very close to lunar new year? (and used here also) where it was credited to New photo of Lunar farside and Earth was taken by the ...
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1answer
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No color photos of Surveyor 3 taken during Apollo 12 EVA?

There are only B/W photos of Surveyor 3 taken during Apollo 12 second EVA. Example from the Lunar Surface Journal But color photos were planned in the APOLLO 12 LUNAR SURFACE OPERATIONS PLAN on page ...
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0answers
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Are there ANY verified satellite images of visible light coherent backscattering from Earth?

Coherent backscattering is an optical phenomenon which is a bit complicated and as far as I know is pretty difficult to demonstrate in visible white light images. Image below from here. According to ...
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1answer
141 views

Piece of debris in Venera 13 surface photos

(Source: Smithsonian National Air and Space Museum) In the Venera 13 Surface photo there is a piece of debris visible (the big thing slightly left of center). It looks like a sort cover, but maybe ...
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2answers
2k views

Picture of equipment left on the Moon?

When people visited the Moon, they left sizeable items behind. I know that taking picture of this from Earth is incredibly hard, but: Did someone try? And what pictures do we have?
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2answers
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What did the Apollo 12 multispectral Four-Camera system look like?

From Apollo 12 Mission The camera equipment carried by Apollo 12 consisted of one 70-millimeter Hasselblad EL camera, two Hasselblad data cameras, two 16-millimeter Maurer data acquisition cameras, ...
3
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1answer
100 views

Main issues space telescopes face when pointing in the same general direction as the Sun?

What are the main issues that space telescopes face when pointing at objects that are in the same general direction as the Sun? Why do they generally schedule their observing for objects in the ...
3
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2answers
800 views

Stanley Kubrick used a NASA-inspired lens to film by candlelight in Barry Lyndon, but what did NASA use it for?

At 07:35 in the CinemaTyler video How Kubrick Achieved the Beautiful Cinematography of Barry Lyndon he says: As far back as 2001: A Space Odyssey, Kubrick and ...
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1answer
126 views

Who gave the famous photograph “Earthrise” its name?

"Earthrise" is one of the most famous photographs in history. The picture of the Earth from orbit around the moon was taken by astronaut Bill Anders during Apollo 8. But who gave the picture its ...
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2answers
8k views

Has anyone in space seen or photographed a simple laser pointer from Earth?

In the question How to make a green LED as visually bright as a 0 magnitude star? I worked out that a 100 mA green LED with a 10° half-angle 18 kilometers away would be as bright as a 0th magnitude ...
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3answers
828 views

Did Apollo-11 astronauts rehearse their photoshoots on Earth?

After asking Have astronauts in space suits ever taken selfies? If so, how? I started to think about the photo below, and especially the cropped and rotated section that I found in the Wikipedia ...
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2answers
151 views

Why are images from DSCOVR EPIC unavailable for certain dates?

I am in love with the images available at https://epic.gsfc.nasa.gov/ taken from the DSCOVR satellite. I am curious though as to why some dates are unavailable to select. The calendar date picker ...
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1answer
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What is the state of the art of exosolar planet imaging in 2019?

I have seen this question from 2013 asking if it's possible to take pictures of extrasolar planets. But I am wondering if anything has changed since then. Have we taken higher quality images of other ...
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6answers
2k views

Is the “Mars blue dune” actually blue? And what makes it so?

NASA recently released an image of a blue dune on Mars. The accompanying story seems to suggest to me that it is a false color image - some property of that part of the image is detected and rendered ...
4
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1answer
191 views

What's this mini-cupola-looking object in this photo from the ISS?

(I went through this exercise for my own benefit, so I figured I'd post it) Recently stay-extended astronaut Christina Hammock Koch posted this image to Facebook today and the object indicated by the ...
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3answers
320 views

When was stereoscopic photography first used intentionally on solar system body?

I have stumbled across the fascinating page Photogrammetric Analysis Of Apollo 11 Imagery: New camera-station map with improved locations at the following website: https://www.hq.nasa.gov/alsj/a11/...
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2answers
224 views

If Starman (Roadster) had a “Starman Cam” could it see Mars? (as more than just a dot)

Our own Ben Pearson's new article in Ars Technica Starman is out there, but we probably won’t see him again until 2047 points out: A much closer pass will happen at Mars on April 22, 2035. The ...
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1answer
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Have astronauts in space suits ever taken selfies? If so, how?

Have astronauts in space suits ever taken selfies? Were selfie sticks used? If not, how was this feat accomplished?
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Was this the first-ever photo of a full moon very close to lunar new year?

Limiting the concept of "lunar new year" to "Chinese New Year" (since there are many lunar and lunisolar calendars, the latter of which the traditional Chinese one is a widely used example), is this ...
29
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3answers
14k views

What did the sky actually look like from the Moon?

All the photographs I've seen from the Apollo missions show lunar features in good detail and exposure. This of course means that the shutter is not open long enough for light from stars to develop on ...
2
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1answer
217 views

Any earth-based film or color still photography of Apollo CM re-entries?

After watching the IMAX Apollo 11 film today I wondered if there was any film footage from outside of an Apollo Command Module (CM) re-entry (or even color stills). It does not have to be from 11. ...
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2answers
448 views

Has the Moon's shadow on the Earth (solar eclipse umbra) ever been photographed from beyond Earth orbit?

Here is a great answer with photos of the shadow of the moon on the Earth's surface (umbra) during a total solar eclipse, taken by real people in space, and links to even more of them. I think there's ...
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2answers
193 views

How big are photos taken in space?

How big are photos taken in space? (Megapixels) Furthermore, are there any standards in regards to photo size, quality, etc or do most entities building satellites for exploration or scientific data ...
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2answers
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Have optical zoom systems been used in space exploration?

Here, 'optical zoom' means an optical system that changes magnification (angle subtended per pixel). It would not mean for example switching from one camera to another on Hubble, or changing to ...
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0answers
271 views

How can I de-fisheye NASA InSight raw images?

NASA Insight (as other past and future missions) provide distorted images. Which site can I use to automatically fix such distortion, without downloading and processing each single image I am ...
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1answer
366 views

Is it possible to capture geostationary satellites with DSLR?

DSLR is to be mounted on a tripod and pointed at sky with a zoom lens. Would a sufficiently long duration of exposure reveal these non-moving satellites as bright "stars" amongst the streaks caused ...
0
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1answer
150 views

What spacecraft components are in the foreground of this image of the Earth and Moon? What is the camera inside of?

This tweet shows the image below, and says: Finally, some images from Queqiao, the relay satellite for the Chang'e-4 far side mission, showing the Earth and Moon! Queqiao is in a halo orbit at a ...
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2answers
990 views

Why does NASA still use film cameras?

According to this video, NASA still operates some cameras for tracking rocket launches that use film: According to NASA, they even have some film cameras placed around their launch site loaded ...
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1answer
2k views

Why not a “live” visual connection with Curiosity on Mars all the time?

Note: Got the idea for this question by @uhoh's question: "Has anything close to video ("live" or otherwise) been shot in space from beyond the Moon ? To have the "feeling" of a "live" connection ...