Questions tagged [camera]

Questions about imagery devices on spacecraft and probes.

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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-...
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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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Can you estimate the diameter of the marked small craters of Mars in the firsts HiRes pictures released by China?

I would like to know the diameters of the smallest craters that can be clearly distinguished inside the black circle (see the quite large size image below). Black-and-white picture of Mars taken by ...
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Why did Curiosity not have a camera on board to record the landing?

So we've had a question asking why Perseverance had a camera to record the landing and one asking if Curiosity did, but I can't find any information about why Curiosity did not have a camera on board ...
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355 views

Will the HiRes camera of the Chinese orbiter be capable of seeing the shadows of the landers and rovers on Mars?

The question is like this: The Chinese Mars Orbiter has a HiRes camera on board and I want to know if it is powerful enough to see at least the shadows of the landers and rovers now on Mars. The high ...
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292 views

Why did Perseverance have cameras to record the sky crane operations?

Curiosity did not have a camera on the sky crane that was able to image the lowering of the rover. I'm happy that Perseverance does have cameras, resulting in this awesome video. What was the ...
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How well could the New Horizons spacecraft localize itself in space in 3D using parallax?

NASA’s New Horizons Conducts the First Interstellar Parallax Experiment was exciting news, the spacecraft's computer, communication and camera all continue to work in the Kuiper belt due to rigorous ...
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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 ...
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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 ...
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Besides the video game and Nine Inch Nails box set, what is HALO-IV? How does it relate to the testing of ICBM interceptors?

Near the end of the Raytheon Technologies YouTube video Missile Defense Agency completes unprecedented homeland defense test can be seen what looks to me like thermal infrared footage of a ship-...
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Cine footage from Saturn V launches

How did they recover the film showing the separation of the S II stage from the S 1C and the tumbling interstage faring which attached the two stages? The camera which is attached to the S II has a ...
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What did the Saturn V interstage camera capsules look like? [duplicate]

Apollo 4 and 6 each carried a pair of high-speed cameras on the second stage of the Saturn V launch vehicle. They filmed the separation of the first stage and its interstage ring, after which the ...
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Have there been any other “camsats” besides Banxing-2?

Banxing-2 is a 47 kg LEO satellite deployed from China's Tiangong-2 on 22 October 2016. It is planned to say in an orbit matched to Tiangong-2 so that it stays in close proximity. According to Gunter'...
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Space launches with video camera?

Are there any other rocket launches featuring video (selfie) cameras on the rocket than Falcon 9 and Electron? Falcon 9 has some 5 camera and Electron has 3 camera
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Is there any video footage of a full reentry?

Did any orbital craft ever fully film its reentry into the atmosphere, either as long as the camera worked or until the craft landed if it could? The Space Shuttles had a front camera that showed live ...
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142 views

Could Tianwen-1, Hope, or Mars 2020 image one another en route to Mars?

Which of the optical sensors in operation on the three spacecraft currently en route to Mars (China's Tianwen-1, UAE's Emirates Mars Mission (Hope), USA's Mars 2020 (Perseverance)) could image one of ...
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Whats wrong with the camera in recent ISS videos?

In recent videos from the ISS, specifically videos after the recent Demo 2 docking, there are what seems to be little particles stuck inside or on the camera lens. I am wondering, is this damage from ...
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Taking photos from Venus surface from an airship. Possible?

On planet Venus at ground level temperature level is about 450°C which seems to high for electronic devices such as a camera. Could electronic devices and a camera on a airship just below the clouds ...
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Specifications on ISS EVA suit cameras

The suits that astronauts use to preform EVA's on the ISS have some sort of "TV camera" with which they stream analog video back to the ISS and then back to Earth so that we can see it on ...
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How does the Solar Orbiter take images so close to the sun without melting its camera?

The EUI on the NASA/ESA Solar Orbiter recently captured the closest ever images of the sun. How is that made possible without destroying the imager?
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Why aren't the ISS HDEV cameras left on at night?

When watching the ISS HD Earth Viewing Experiment, I realized that they turn the cameras off when the ISS enters night. How often are they turned off when its dark? How come they aren't left on?
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What were the relative orientations of the Hubble Space Telescope's three star cameras, six rate gyros and four reaction wheels optimized for exactly?

Table 3. in paper Hubble Space Telescope Reduced-Gyro Control Law Design, Implementation and On-Orbit Performance; AAS 08-278 found in @OrganicMarble's answer seems to give the unit vectors where the ...
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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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How is the atmosphere in the pressurized housing of ISS' HDEV cameras managed? Outgassing addressed?

This answer says: The ISS live feed uses the cameras of the HDEV experiment. This is a group of four cameras in a pressurized housing attached to the outside of the ISS. A hermetically sealed ...
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Are there any images of Curiosity during the sky crane operations?

This answer has a nice video of Curiosity's descent to MARS. The images come from the Mars Descent Imager (MARDI), which is mounted on the underside of the rover. Was there any camera mounted on the ...
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Will the Mars 2020 rover be able to record high-framerate video of its helicopter?

According to this answer, there have been no instances of video recorded from beyond lunar orbit. Mostly, this makes sense as rovers and spacecraft are served just as well with pictures and nothing ...
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How does SPACEX capture such images?

I was watching Today's launch test by SpaceX and had a question pertaining to the method used for imagery of objects mid-air! Other than on-board cameras, what techniques do NASA and SpaceX follows ...
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How was motion blur mitigated in the early Earth-observation satellites?

The Corona Photographic Surveillance Satellite had one (later two) panning cameras for observations: (Cameras on Corona - source) The cameras panned over a 70 degree arc perpendicular to the flight ...
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How was it possible for the Apollo 11 to film and take pictures with such radiation?

There's plenty of people who said it would have been impossible for the astronauts in the Apollo 11 to film or take pictures in the moon due to the high radiation there's in the moon because of the ...
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Wide angle camera of Lunar Reconnaissance Orbiter, were rectangular lenses used?

LROC WAC has two optical paths, one for ultraviolet and one for visible. Light passing through the optics is focused on a single detector. Color filters are bonded directly to the detector. One ...
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Given that JunoCam is mainly for outreach, how bad is it as a scientific instrument?

According to Wikipedia's article on JunoCam (and I have seen other corroborating sources): JunoCam is not one of the probe's core scientific instruments; it was put on board primarily for public ...
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381 views

Do Phonesats and GoPros work with their internal batteries in space vacuum?

After reading the question OTS rechargeable battery for a lunar rover I wondered about examples of OTS (off-the-shelf) batteries in space. There has been at least one cellphone-based satellite, and ...
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What are current challenges if any for cameras in space?

Science and technology have made large leaps since the beginning of the space exploration era. We get amazing pictures from probes exploring our Solar system. Possibly many challenges of all ...
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Which camera has produced this image from Longjiang-2 microsatellite?

Here is an image of this lunar micro-satellite taken in 2018, from this tweet, found in this comment below the question What is the most recent photo taken from the Moon surface as of August 2019? In ...
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What is the most recent photo taken from the Moon surface as of August 2019?

Everybody knows the Apollo imagery, but what are the recent Earth images taken from the Moon surface, if there are any? And which hardware was used to take the images and transmit them?
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Whats with all the ISS camera troubles?

Why don't the ISS cameras ever experience technical problems at night? I never have seen the banner flash on the screen stating they are experiencing technical difficulties or switching cameras. Also, ...
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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, ...
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Did Huygens take a picture of Cassini?

In reference to a question about pictures of Cassini, I stated that it was possible that Huygens could have tested out its camera immediately after separation by taking a picture of Cassini. Was ...
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What kind of camera was used to produce this Apollo-era footage of the Earth?

The question Reflected Earth is 1/3 the size of primary Earth in Apollo footage through spacecraft window; why? begins: In the video Brian Eno on Apollo at 08:20 ...
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How to make a camera survive in (near) space?

I'm working on project for a high altitude camera suspended from a weather balloon in order to approximately simulate spaceflight. I'm wondering how can I make a camera survive and continue to operate?...
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Roughly how many self-viewing cameras are present in a Falcon 9 LEO mission?

Watch any of last year's SpaceX LEO satellite deployment missions's broadcasts in YouTube, and you can see views from at least several different cameras. At least two on the 2nd stage nozzle, at least ...
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How did NASA get the video camera on the Moon to track the LM ascent stage, considering the substantial delay?

The Moon's distance can be as much as about 406,000 km from Earth. That's a round trip light time of roughly 2 x 406,000 / 300,000 = 2.7 seconds or more, depending on how the signal was relayed to ...
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Do we have a photo of a micrometeorite impact on a lens?

Micrometeorite and debris impacts on orbital spacecraft pose a threat to systems and crew. For example, a high velocity impact caused this chip in the International Space Station's Cupola. The ISS ...
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What are these mysterious white star-like dots near MU69 Ultima Thule? Real objects near the asteroid, noise, cosmic rays, or something else?

NOTE: I think either possibility suggested below is possible, I'm not looking for arguments why one of them would be your favorite like this answer. Instead, I'm looking for a fairly conclusive answer;...
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Which Cubesat Cameras Actually Worked in Orbit before 2019?

Short question: Which Cubesat Cameras Actually Worked in Orbit before the year 2019? Context and explanation: The very few missions which published at least one image I've found: Planet Labs ...
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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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How are fixed exposure cameras calibrated on earth for space lighting?

How are cameras that have a fixed exposure/gain calibrated/tested on earth for space lighting? I'll further explain with a hypothetical example of what I mean: ISRO launches a Mars-bound planetary ...
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What did New Horizons photograph that was close enough to be out of focus?

The picture below shows a Kuiper Belt object and a number of stars. It was recently taken by the New Horizons probe and published by NASA. The arrow points at the KBO and the rest of the bright ...
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Camera costings for Opportunity/Spirit/Curiosity rovers

I'm currently working on a project investigating the practicalities of a Mars Sample Retrieval rover, as part of my qualification. My area of concern is command/control, and I am struggling to find a ...
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How many Lunar Surface Hasselblad cameras were left on the Moon?

There were six Apollo missions that landed on the Moon. Each mission was equipped with at least two Lunar Surface Hasselblad cameras left on the lunar surface before ascent. But the total number of ...