Questions tagged [rovers]

Questions about vehicles sent to extraterrestrial bodies, generally for use in data collection.

20 questions with no upvoted or accepted answers
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DIY Lunar regolith simulant

I'm looking to make a physical lunar regolith stimulant at home. I don't care about chemical composition, color, or anything like that, but I'd like it to behave similarly to actual lunar regolith in ...
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Why is Curiosity's rocker-bogie mounted in it's current configuration

In this question, it is stated that by driving Curiosity backwards they could get more mileage out of it's wheels, as the rocker bogie puts less pressure on them that way. Now, the obvious question ...
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Which robotic spacecrafts have autonomous operation capabilities?

I am searching for an overview of autonomous space robots integrating motion planning capabilities, such as a list of robots (past and present). So far, I have found these robots: Mars exploration ...
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What “flickering goggles” do JPL scientists rely on to explore the Martian surface in “genuine 3D”?

Gizmodo's NASA Is Using Red and Blue 3D Glasses to Safely Drive the Mars Rover While Working From Home says: To safely navigate the Curiosity rover across the surface of Mars, over 120 million ...
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On what kind of martian soil or rock will the Perseverance rover drop its helicopter?

The image below is cropped from the high resolution version of NASA's Mars Helicopter and Perseverance Rover PIA23824 and shows the helicopter in it's stowed position on the underside of the rover ...
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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 ...
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Fate of human-made objects on mars

Now that Opportunity is dead, and since there are ideas for future human missions to Mars, I wonder if there is a project to collect all our rovers and landers or at least label as historical sites ...
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How are composite materials most frequently or most prominently used in satellites and rovers?

I'd like to understand how composite materials (CMs) are used on satellites and rovers. Which parts are made of CMs? If there are numerous examples, then the ones which are particularly large, or ...
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Curiosity's drive wheel motors' manufacturer?

Although there are answers listed elsewhere on this site about the power requirements for the Curiosity Rover drive wheels, does anyone know what company provided those drive motors?
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What is the calculation for the distance VIPER can travel without recharging its batteries?

VIPER, the lunar rover NASA has developed to search for water in the permanently shadowed regions near the south pole of our Moon, will be equipped with (rechargeable) batteries to be able to drive, ...
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OTS rechargeable battery for a lunar rover

I've been playing around with ideas for an open source lunar rover. It's based on the Stanford Doggo (video) robot. Are there commercial off-the-shelf rechargeable batteries that might work for such ...
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Where on Mars will China's rover land?

Inspired by this question about all the missions to Mars in 2020, where on this planet will the rover of the mission that China has planned, land and operate ?
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what C/C++ image processing libraries are used on-board satellites/rovers?

Given that a full blown linux is rarely used in spacecrafts, can popular image processing libraries like opencv be use in space applications? Since radiation hardened processors are much less capable ...
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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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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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Methods of lightning detection on Mars?

Teslarati's NASA’s next Mars rover will pave the way for humans includes the graphic below which is an artists conception of a dust storm on mars. It shows what looks like lightning or some kind of ...
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Have lunar (or martian) rovers exploited shadows, perhaps for terrain comprehension or obstacle avoidance?

This answer proposes that light bars would be better than a single headlight for night time navigation on the Moon because a single headlight will generate hard shadows. Considering this is exactly ...
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How does the Mars 2020 rover's suspension and center of gravity compare to Curiosity's?

Gizmodo's NASA Put Wheels on Its Mars 2020 Rover and Holy Crap This Is Actually Happening says: The tube-like legs that support the wheels are constructed from titanium, and they’re similar to high-...
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Which would be more prone to regolith-ice-melting issues, a rover's wheels or an astronaut's boots?

This answer to Has NASA “gone south”? Why are astronauts needed to explore the Moon's south pole? and the question What would happen if an Apollo astronaut landed on Pluto? both touch on issues of ...
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What criteria was used to select potential landing sites for Hayabusa-2's rovers on Ryugu?

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’...