Questions tagged [insight]

Insight is a Mars lander that successfully touched down on Nov 26, 2018. Insight is going to study the interior (core) of Mars

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3answers
6k views

Why was it necessary to program InSight with an ability to land in dust storms?

If the entire event of EDL (Entry - Descent - Landing) is going to take only 7 minutes and if the command to begin could be signalled based on ground weather conditions, why was it necessary to take ...
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Why does InSight plan to launch from Vandenberg

Why does the InSight Mars lander mission intend to launch from Vandenberg, which does not allow for prograde launches? Will it launch into polar or retrograde orbit? Why? It will do an interplanetary ...
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Can Curiosity pay InSight a visit?

InSight landed “just” 600 kilometers from Curiosity’s landing site. Can Curiosity make its way there for a rendezvous? Are there any plans for this?
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What inspired the circular panels on the Phoenix Lander and InSight rover?

The solar panels on the Phoenix Lander and InSight rover seem to take on an iconic new look of circular solar panels. As far as I could see solar panels on landers and rover took up the maximum ...
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What happens to Insight's parachute on Mars?

All of the animations I see show the heat shield detaching and falling to the ground, then Insight detaching and landing. There is no information about what happens with the upper part of the heat ...
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Does Mars Reconnaissance Orbiter require “reprogramming” when handling communications for newer spacecraft or landers?

While I was going through the question What happens to Insight's parachute? I learned of the role of the Mars Reconnaissance Orbiter to provide reliable communication between other Mars spacecraft and/...
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What will become of the two cubesats deployed as part of the Insight mission?

So as part of the Insight mission, two Cubesats were also launched to relay data during landing (so data can be obtained if something goes wrong) What becomes of these satellites once their primary ...
12
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307 views

What's the role of the chainmail and scale armor on InSight's WTS?

It's like taken directly from a medieval armor... The role of wind and thermal shield (WTS) deployed over the seismometer is in its name - protecting it from noise and thermal changes. This is fairly ...
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Why is so much of InSight visible in this image?

It seems really strange to me that there is so little visible of the surface in this image, it mostly appears to be the deck of InSight. Why is so little visible?
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854 views

Why is InSight's nylon parachute a “soft good”?

NBC News' Mars InSight's landing team leader is all 'nerves and excitement' ahead of risky touchdown includes a conversation with Rob Grover, "who leads the team in charge of InSight's landing at NASA'...
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Could InSight lift off and move somewhere else?

InSight used its built-in thrusters for the final stretch of the Entry, Descent and Landing, and the thrusters seem to still be attached. Would it have been at all possible for InSight to lift off ...
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291 views

InSight Launch - Centaur Fuel Rich

During the launch of InSight today one thing sprung out to me: at T+408s the voiceover announces: Centaur slightly fuel rich. And again at ...
8
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Could dusters be installed on solar panels on a mars lander? [duplicate]

I see on the interwebs that the lander Insight is about to land on Mars and the NASA PR describes the solar panels as producing 600-700W now and 200-300W when covered in dust. Is there any reason why ...
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Why didn't NASA use the “Sky Crane” method for landing the InSight mission on Mars?

The "Sky Crane" was able to land Curiosity on Mars which weighs about 900 kg. The InSight lander weighs about 358 kg. Why was a new landing method designed, instead of re-using all components of a ...
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1answer
230 views

Why do InSight's solar panels have tall vertical ridges between segments - will these trap dust?

The NASA JPL News item NASA's InSight Takes Its First Selfie provides a link to the high resolution image PIA22876. Below I've cropped out the West solar panel array, which shows surprisingly tall ...
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How could InSight's seismometers be intentionally and meaningfully “pinged”?

I had a friend whose summer job, a long long time ago, was to travel around an unsuspecting rural area, lay a heavy steel plate on the ground, and whack the plate with a sledge hammer. Apparently he ...
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Is it appropriate to use the term “geology” for Martian studies?

Jargons like geology, geophysics, geothermal has its origin in and has strong connections with Earth. Other jargons like the closet point and farthest point of an orbit to a heavenly body get ...
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Has Mars quaked yet? Any scientific speculation when it might?

We have lots of questions about the Mars lander InSight's seismometers, and I remember reading that they have detected microseisms from wind blowing over InSight's solar panels and the surface of Mars ...
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336 views

Where will NASA's InSight land on Mars?

Next year NASA is launching its InSight lander to Mars to study the rock deep below the surface, so they can try to understand how the planet formed. Where on the Martian surface will InSight land, ...
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Since NASA's InSight Lander's launch has been delayed by two years, are there any plans to edit its payload?

A few days ago, NASA announced that, due to a vacuum leak in one of the instruments, they would have to delay InSight's launch for about two years. This is longer than it would take to fix the ...
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806 views

Why is the InSight ICC camera still dirty after the lens cover has been removed?

The two latest puctures from the ICC (Instrument Context Camera, a fixed camera under the InSight lander looking at the area of the deployable instruments will be placed) have had the lens cover ...
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Moment of Inertia of a planet

Radio Doppler measurements were taken with Viking and twenty years later with Mars Pathfinder, and in each case the axis of rotation of Mars was calculated. By combining this data the core size was ...
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How does InSight measure wind speed?

According to this answer the weather at the InSight lander can now be seen online at https://mars.nasa.gov/insight/weather/ This includes the wind speed and I believe the direction (if that's what ...
5
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1answer
184 views

Does Mars have a known “prevailing wind” direction?

Venus has a general retrograde wind direction, and a few days of measurements from the InSight lander so far suggest steady winds from the north-west, but are there any measurements that indicate Mars ...
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Is InSight capable of cleaning itself?

Previous Mars probes became helpless and unusable after their solar panels became covered in dust. Since InSight, unlike previous or other planned probes, is equipped with a long robotic arm, does it ...
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How was InSight's vertical seismometer (accelerometer) tested in Earth's stronger gravity?

The BBC article InSight Diary: The silence of space tells an interesting story and has an interesting audio recording of InSight's seismometer signals sped up to audio frequency, made while in ...
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How are marsquake epicenters determined using only one seismometer?

This tweet says: Cerberus Fossae is the first active seismic zone ever discovered on Mars. Located about 1,600 kilometers east of @NASAInSight lander, this huge extensive tectonic structure was the ...
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Is the payload HP3, onboard the InSight a single use instrument?

InSight's HP3 probe is meant to drill deep into Martian soil. And the depth of reach is determined by whether there is a rocky layer underneath or not. If it's loose soil all the way down, merrier it ...
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Propellants used for different Mars landers [till 2018]

What propellants have been used by lander to land on Mars surface?
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Why are there no methane detectors with “the mole” of the Insight lander?

A possible geophysical source of methane on Mars could be ancient methane trapped in clathrate hydrates in the subsurface that may be released occasionally. In a not secured (!) article of ESA about ...
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What is the history behind having peanuts in mission control during critical missions?

The InSight mission livestream showed a jar of peanuts with what appears to be the MarCO logo. Why is was this a significant shot in the livestream? Is there history behind this?
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Why would InSight's arrival date at Mars be fixed, and independent of the launch date?

Despite the 34 day long launch window, the day that InSight will arrive has already been chosen. See mars.nasa.gov's insight mission timeline below, a site I found linked in this answer. I'm not ...
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Have all of InSight's engines/thrusters been permanently disabled now that it has landed?

One aspect of InSight's condition that may be helpful to formulating an answer to the question Could InSight lift off and move somewhere else? is the current status of InSight's propulsion system. ...
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Just how sensitive is the Insight seismometer?

Various news articles reporting the deployment of the heat and wind shield over the Insight seismometer describe it as measuring "vibrations that have an amplitude comparable to the size of an atom." ...
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MarCo, Polo? Any further news, or images, or transmissions from the MarCo deep space cubesats?

Edit: Two more months have gone by since I posted this question. Can there still be no news? Nothing for the two MarCo cubesats to take photos of; not even each other? While InSight is still "under ...
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Did InSight take a “mean left” turn on its way to Mars? Is it an out-of-plane maneuver?

In the NASA JPL video NASA Launches InSight to Mars (part 1) after about 14:30 (currently) NASA's new Chief Scientist Jim Green (better photo here) explains: ...
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What are InSight's barometric and seismic digitization rates and frequency responses when it “listens to the wind”?

News of the "sound of the wind" on Mars is all over the internet today. If you read the fine print, it's really better described as rapid cadence barometric pressure measurements then sped up by a ...
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What is this retroreflector on the Mars InSight lander used for?

I saw an image of the ISight lander in this answer. I cropped the image from the much larger image PIA22540. What is this small optical retroreflector used for? Laser ranging from a Mars orbiter ...
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How is InSight's temperature probe deployment location chosen?

On NASA's InSight Mars lander a temperature probe nicknamed "Mole" is designed to hammer itself 5 meters into the ground and measure the temperature of the martian regolith at different depths with ...
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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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How much fuel is left in InSight?

InSight probably landed with some fuel margin. Unless it was vented/burned on landing (maybe not a bad idea considering potential leaks down the road), is there some left ? Do we know the ISP of ...
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How many sundials & Sun compasses are there on Mars?

According to https://www.seis-insight.eu/en/public-2/seis-instrument/rweb Sundial Around the handle is a small sundial, which enables geophysicists to estimate the azimuth— i.e. the ...
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Why was MarCO-B CubeSats flying away after InSight landed?

Farewell to Mars November 26, 2018 MarCO-B, one of the experimental Mars Cube One (MarCO) CubeSats, took this image of Mars from about 4,700 miles (6,000 kilometers) away during its flyby of ...
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What is the meaning of this writing on the InSight lander, and why is some in Braille?

I spotted this image in this answer and a few things caught my eye. Both images are cropped from the much larger image PIA22540. First Braille in Space? On the left and right sides there is what ...
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1answer
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Has the HP$^3$ on the Insight lander actually a probe to detect water and ice in the subsurface of Mars?

The Heat Flow and Physical Properties Package (HP$^3$) is a science instrument onboard the Insight lander that features a self-penetrating probe to determine how heat flows inside Mars. Nicknamed "the ...
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1answer
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Is it feasible to launch NASA's InSight mission Mars using a Falcon 9, instead of an Atlas V rocket?

The Insight mission is launching the spacecraft to Mars on May 5th aboard the Atlas V rocket by ULA. Would it have been possible to launch this mission using a SpaceX Falcon 9 Block 3/4/5 (expendable ...
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Is there a live feed from InSight anywhere?

OK so I know it's not "live" given the distances involved (so you can put your pedant hat away), but is there a feed where we can see the images & video from it more or less at the same time as ...
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Why are the two ICC images so different?

This may be a trivial question, but why did the amount of dirt on the ICC lens cover change so much between the two exposures? How much time elapsed between the two images? When will it be safe to ...
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Insight mission broken-plane maneuver needed?

Will the Insight cruise stage do a broken-plane maneuver at TCM-2 (or 3), or does the Centaur upper stage have plenty of performance (as I suspect) to directly insert this small s/c into the necessary ...
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1answer
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InSight's Mars touchdown on 26th November 2018

According to information on Mars InSight Mission official website, InSight is set to land on November 26 at approximately 15:00 EST (excluding pre & post-landing news conference). I am staying in ...