Questions tagged [imaging]

Questions regarding visual impressions of objects or instruments used to capture visual impressions.

Filter by
Sorted by
Tagged with
10
votes
1answer
360 views

How did Ingenuity get such a sharp image of the shadow of its own high-speed helicopter blades?

On the NASA released self-picture of Ingenuity, shot while hovering over Mars' surface the shadow of Ingenuity with its blades is very clean. The rotational speed of the blades is said to be around ...
2
votes
0answers
23 views

How to filter NASA MARS2020/Perseverance raw images by altitude and azimuth of mastcam?

This URL allows querying NASA RSS API for Perseverance raw images: https://mars.nasa.gov/rss/api/?feed=raw_images&category=mars2020&feedtype=json&page=0&num=50&order=sol+asc&...
2
votes
1answer
83 views

Looking for photos of spacecraft/probes while not in orbit around a planet

I'm on a hunt for photos of man-made objects taken when they are not in orbit around a planet and they seem to be few and far between. My guess is that most spacecraft can't take selfies and no-one ...
6
votes
1answer
82 views

Perseverance drove for the first time on Mars ! (on Sol 14) Can I find somewhere how much and in what direction?

Image Credit: NASA/JPL-Caltech. The image was acquired on March 6, 2021. (Sol 15) Click on the image, and then again, for a closer view. Is there an (interactive) map that shows the route the ...
4
votes
1answer
276 views

Download all Perseverance Raw Images

I want to make an archive of all the Raw Images Percy will make during her mission. I would love to have separate folders for each Sol. The plan is to run a script which then grabs the images from the ...
3
votes
1answer
276 views

How did images taken by Perseverance's landing stage reach Earth despite its crash landing?

During Perseverance's powered descent, cameras aboard the descent stage recorded Perseverance's deployment using its Sky Crane. After rover touchdown, the descent stage flew away until it ran out of ...
1
vote
0answers
44 views

Future plans and advances for improved extrasolar planet imaging; has anything changed since 2019?

I have seen What is the state of the art of exosolar planet imaging in 2019? but answers there simply address the types and quality of images. Here I'd like to ask about plans for future technology to ...
0
votes
0answers
28 views

How exactly are the CaSSIS and HiRISE groups “very much working together right now in the scientific field”?

The BBC's CaSSIS mission: The camera capturing Mars' craters and canyons includes the curious reference: The instrument has a strong colour capability so the team combines its findings with those of ...
2
votes
0answers
40 views

Are spacecraft star cameras ever used as scientific instruments for research?

There are quite a lot of spacecraft that have been up there a while and a lot of them have star cameras for attitude determination and for attitude control. Space telescopes (both heavenly and Earth-...
2
votes
1answer
71 views

Surface processes of the valleys on Mars

I have two related questions about geophysical processes related to talus* fans on Mars: How were talus fans on Mars formed? (like Valles Marineris or Kasei Valles) What is the role of these fans or ...
2
votes
1answer
78 views

What's going on with the OSIRIS-REx sample caption video that's circulating on twitter?

Nasa footage is available here: https://svs.gsfc.nasa.gov/13744 The first series ("Movie 1") shows a lower frame rate followed by what seems like a continuous, rapid collection of images. In ...
3
votes
1answer
144 views

Which spacecraft far from Earth have arc second resolution cameras that could measure Betelgeuse's position?

All hands on deck! We have to measure the distance to Betelgeuse ASAP because Recent headlines saying that Betelgeuse is much closer than we thought, and they point to Standing on the Shoulders of ...
2
votes
1answer
103 views

Was a “spare LORRI” camera available to take matching image on Earth the same time New Horizons took the parallax image from the Kuiper belt?

It doesn't have to be the source of the "Earth" image used to demonstrate parallax, I only want to know if a spare, prototype, or reference LORRI camera system was potentially available for ...
1
vote
2answers
100 views

Earth’s Orbit speed and apparent motion question

Earth travels around the Sun at 67,000 mph. Hypothetically if it was possible to be in Space in a ship or Space walk and be at a complete stop and stationary outside of Earth’s orbit and not affected ...
17
votes
2answers
3k views

Why was the imaging quality of the Voyager probes *much* better than the Pioneer probes despite being launched only 5 years later?

Pioneer 10 and 11 launched in 1972 and 1973, respectively, whereas both Voyager probes launched in 1977. I do expect the imaging quality to improve in 5 years but the difference is a bit too much. ...
1
vote
1answer
187 views

How (the heck) does SOHO's SWAN camera image the entire 4π sr celestial sphere?

Comet C/2020 F8 (SWAN) discussed in Astronomy SE: How is Comet SWAN C/2020 F8 doing? Will it become easily visible by eye? Why is SWAN dimming? was discovered by humans but using the SWAN camera on ...
1
vote
1answer
129 views

Do we know what is the approximate size of this object on Pluto's surface?

Reportedly this object has been captured on Pluto's surface. Which mission does this image originate from and can we estimate its size?
4
votes
0answers
112 views

Is this digitally created ESA image of a Mars landscape incorrect to what the human eye would see?

This ESA image below of Noctis Labyrithus was created with data obtained from the High-Resolution Stereo Camera (HRSC), onboard ESA’s Mars Express, seems to depict a time near either sunrise or sunset....
4
votes
1answer
73 views

Did any lander or rover photograph the sun rising or setting during a Martian dust storm?

Mars Pathfinder photographed the setting sun, and University of Arizona Mars Pathfinder Imaging Team produced color corrected images (as they would appear to the human eye) like these This is a ...
8
votes
1answer
2k views

Are there any photo(s) of International Space Station (ISS) captured from above its altitude? [duplicate]

Are there any attempts made to capture an image of the whole ISS in one take? Or is it not currently practically possible? If Soyuz, SpaceX Dragon, etc. have cameras installed on them, images can be ...
6
votes
2answers
360 views

Could the James Webb Space Telescope detect chlorophyll on a exoplanet?

Say there's an exoplanet identical to Earth 20 light years away, and also assume it orbits at an angle so that it transits its star when seen from our solar system. Would the JWST be able to detect ...
3
votes
1answer
117 views

Mars twilight photos

From the file:PIA19401-MarsCuriosityRover-GaleCrater-Sunset-Animation-20150415.gif Of the four images below from the gif, one of them depicts twilight. Were there anymore twilight images in this ...
2
votes
1answer
369 views

Why is there no image of the Earth taken from the lunar surface during Apollo 12,15 and 16?

I know there are photographs of the Earth from the lunar surface taken during Apollo 11, 14 and 17. Here are some for reference (there are many for Apollo 17). Apollo 11 (AS11-40-5923): Apollo 14 (...
4
votes
1answer
103 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 ...
4
votes
3answers
307 views

Why are the poles of the Moon in Google Earth so different from other regions?

I am well aware of the fact that the poles of the Moon are different from the rest of the regions in many ways. But in Google Earth's Moon, the poles are so different from what we would see if we were ...
3
votes
0answers
88 views

Could the bright spot on the image captured by Curiosity have been caused by a data transmit or storage failure?

The image above, one of a total of 21 images shot over a 4 minutes span, was captured by Curiosity on June 16,2019 or sol 2438 on Mars. Only in this image a bright spot shows up, while the next and ...
9
votes
2answers
2k views

Why would thermal imaging be used to locate the Chandrayaan-2 lander?

Tweets and news suggest that Chandrayaan-2 lander may have been located, using thermal imaging by the Chandrayaan-2 orbiter. Space.com: India Just Found Its Lost Vikram Lander on the Moon, Still No ...
1
vote
1answer
99 views

Solar system sized telescope and resolving details of the M87 black hole

In this video Katie Bouman mentions that an earth sized telescope needs to be used for getting images like the M87 Black Hole: Stellar distances are estimated using ...
6
votes
1answer
225 views

Where exactly on Mars was Curiosity when this image was taken?

The BGR article NASA’s Curiosity rover saw something flash on Mars, and people are freaking out is one of many nearly identical clickbait articles about a recent image that contains a bright spot. ...
2
votes
0answers
168 views

Separating fact from fiction, how to get from this radar image to this GIF?

The NBC News article Mile-wide asteroid and its tiny moon to zoom past Earth this weekend; Dubbed 1999 KW4, the "binary" space rock will skim past our planet harmlessly at a distance of 3 million ...
4
votes
1answer
155 views

Why was the image sensor design for Juno so… odd? [duplicate]

I attended the North Eastern Astronomy Forum this year and one of the speakers was mentioning that JunoCam will not be working because of the angle of the spacecraft. He was giving a lecture on what ...
1
vote
2answers
225 views

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 ...
3
votes
1answer
119 views

What can cause grooves (stairs like) features on Mars's ground that is opposite to water flow direction?

Looking at an image taken by Mars Odyssey THEMIS (Thermal Emission Imaging System) camera of an unnamed crater in Aonia Terra region I noticed what looks like grooves or ridges that resemble a stair ...
0
votes
1answer
171 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 ...
2
votes
2answers
385 views

Colors of the Moon totally different in the pictures taken by Chang'e-4 in comparison with the Apollo photos. Why?

None of the pictures taken by Chang'e-4 Chinese lunar probe (see the attached images) in January 2019 have colors similar to the photos taken by Armstrong, Aldrin and the other 10 astronauts. The ...
7
votes
1answer
575 views

What angular resolution is expected during New Horizon's flyby of Ultima Thule?

Ultima Thule is thought to be about 20 miles (30 km) across. However, I can't seem to find any information about approach distance or typical image resolution of New Horizons in regards to this second ...
2
votes
4answers
206 views

Examples of gamma ray or X-ray imaging of small planets, moons, or asteroids, or at least how to calculate intensity thereof?

Have any spatially resolved measurements of gamma rays or X-rays from medium and small solar system bodies been collected from space? These might be planets, moons, or asteroids for example, but ...
3
votes
1answer
193 views

How good are Lucy's cameras? Improvements since New Horizons?

In the question Where is Lucy going? (asteroid mission) I've asked for more clarification on the trajectory of the Lucy mission's trajectory. I believe that Lucy will simply do a close fly-by of each ...
4
votes
1answer
303 views

How did Skylab's electrographic ultraviolet camera work?

This answer links to history.nasa.gov's SP-404 Skylab's Astronomy and Space Sciences. In what looks like chapter 2, page 14 there is mention of Skylab's electrographic camera, shown below. In the ...
5
votes
2answers
254 views

Were panoramic images taken during Apollo 15 planned and trained before on Earth?

I followed a link in an answer to the question about stereoscopic images and found a long list with panoramic images composed from images shot with the lunar Hasselblad cameras. For instance the ...
2
votes
3answers
138 views

Technical challenges to improving resolution of lunar orbit imaging by using solar UV light?

@Uwe's question and answer seem to illustrate that the resolution of surface-imaging spacecraft orbiting around the Moon has not dramatically improved over the decades, and that this is pretty-much ...
1
vote
1answer
194 views

Which one of these (if any) is the Moon? What are the rest?

I frequently see the Moon in SpaceX videos, "I suspect" the frequency is higher than random, but can't prove it (yet!) I found the SpaceX video Falling Back to Earth | HD Footage From Space (also ...
3
votes
1answer
198 views

What causes Hyabusa-2's close-up images of Ryugu to be dark in the corners?

The NYTimes' article Hayabusa2 Prepares to Drop Rovers on Asteroid Ryugu says Sept. 19 Rock Hoppers Hayabusa2 is preparing to deploy two small rovers this week, each about 7 inches wide. Ryugu’s ...
3
votes
1answer
116 views

How can we see RemoveDebris capturing a satellite with a net?

The BBC's RemoveDebris: UK satellite nets 'space junk' says: The aptly named RemoveDebris satellite took a video of its net experiment. The short sequence shows a small, shoebox-sized object tumbling ...
2
votes
2answers
561 views

What causes these cross-shaped artifacts in TESS' first images?

TESS has a group of four wide field cameras each with four large CCD imagers that will collect photometric data at a relatively high cadence, and therefore generate a ton of data. above: "TESS (...
6
votes
1answer
117 views

Comparison of Lunar Orbiters image resolution after 4 decades?

The Lunar Orbiters, LO were launched 1966 and 1967. The Lunar Reconnaissance Orbiter, LRO was launched more than 40 years later in 2009. This paper has some information about the narrow angle camera ...
55
votes
3answers
21k views

This image of the Space Shuttle is truly beautiful, but is it real?

I saw this image in the Infobae article La NASA probará un paracaídas para posar naves espaciales en Marte ("NASA will test a parachute to place spaceships on Mars"). The image looks plausible to me, ...
2
votes
1answer
162 views

Better source for the 1967 photograph of Surveyor-1 by Lunar Orbiter-3?

In 1969 Apollo-12 Lunar Module pilot Alan L. Bean photographed Apollo 12 Commander Charles "Pete" Conrad Jr. standing next to Surveyor-3 because despite all of NASA's technological innovation that had ...
4
votes
1answer
262 views

How does one get Context Camera (CTX) images from Mars with certain identification numbers?

According to Wikipedia the Context Camera(CTX) on board of the Mars Reconnaissance Orbiter had already mapped 50% of Mars by Februari 2010. Should it not have to be possible to get access to all these ...
3
votes
1answer
332 views

What is happening in this photo of a glowing plume behind STS-70 and how was it taken?

A recent tweet by @NASASpaceflight about STS-70 deployment of TDRS-G (TDRS-7) says: STS-70 - Shuttle Discovery - Launched 13 July 1995 from KSC 39B. Terence T. Henricks commanded her 21st launch and ...