Questions tagged [crater]

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How does one go about naming a lunar crater? [migrated]

Suppose I discover an uncatalogued crater on the lunar surface, and decide to name it. How would I submit my proposed name to the IAU?
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Eyes on Mars; are these craters mentioned or described in any paper or (scientific) article?

Credit: NASA/JPL/University of Arizona HiRISE ESP_025334_2035 For a closer view, click on the image, and then, click again. This pair of similar craters is located in the northern part of Oyama crater,...
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2answers
248 views

Did Conrad and Bean balk at entering the 650-foot-wide Surveyor Crater, or just express concern? What data had they seen?

The New York Times' The Moon Is a Hazardous Place to Live says: Throw in the intense contrast between light and dark — unlike anything we see here on Earth — and those changes in the terrain can play ...
34
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3answers
5k views

Why are there mountains/mounds in the centre of craters on the lunar surface?

From clear images of moon's surface we can see many of the craters have small mountains/mounds (or montes) in the centre. So, what is the mechanism behind the formation of these mountains and which ...
6
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1answer
191 views

How much is the difference of gravity attraction between the highest and lowest point on Mars?

Mars has a very high mountain, Olympus Mons (25 km), while Hellas Planitia is a 9 km deep crater. How much would the weight of a person weighing 100kg on Earth, change between the highest peak of ...
4
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1answer
255 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 ...
7
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1answer
218 views

Where on Mars are the possible other collapse features with very high depth/diameter ratio?

Figure 1 of this article about craters and collapse features on Mars with high depth/diameter ratios shows that ratios higher than 0.2 are exceptional. This presentation of the Program of the Second ...
3
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2answers
171 views

What is the real depth of the Mojave crater on Mars?

The Mojave crater on Mars is interesting because among other things, it has alluvial fans that look remarkably similar to landforms in the Mojave desert. On the image1 above the crater has about ...
4
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2answers
157 views

How does one get the exact location of imaged features on the surface of Mars?

The image above is from the article "Evidence from the Mars Express High Resolution Stereo Camera for a frozen sea close to Mars' equator". It shows 3 flooded or partially flooded craters 4.8, 2.3 ...
3
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1answer
233 views

Moon craters. How deep do they get?

Ive always wanted the answer to an specific question as you saw in the title "How deep does the moon craters go". Please leave your answers down below possibly link a good source.
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2answers
112 views

How deep a crater could an impactor spacecraft cause on Mars?

What would the best way be to crash an impactor into Mars with greatest topological effect? And how deep a crater could it excavate? Mars missions to date have been designed to approach the planet at ...
10
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1answer
365 views

How deep is the regolith around this crater?

I'm trying to estimate the depth of the soil around this 300 m crater about 150 m from the lip of Lalande crate on the Moon's equator. In the image below from the LRO's camera the sun's incidence ...
5
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1answer
689 views

Catalog of lunar crater depths and diameters

What is the most recent and comprehensive lunar craters catalog which contains information about their depths as well as diameters?
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273 views

Why does the Moon's Anaxagoras crater seem sort of jumbled?

Now that very high resolution imagery of the Moon's whole north, above 60oN, can be viewed on one giant awesome zoomable map, I've been taking a close look at a number of craters. Anaxagoras sticks ...
10
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2answers
215 views

Is the water ice in craters near the moon's poles likely to be accompanied by other volatiles?

Is there enough information to conclude whether or not the water ice in the permanently shaded craters around the poles likely also contains carbon and nitrogen chemicals? (Or any other potentially ...
11
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1answer
185 views

Features on border of a crater & ravine on Mars

This image of the Sirenum Fossae Trough - MGS MOC Release No. MOC2-248 of Mars shows spots on the northern lip of the crater that draw my attention. See the Mars Global Surveyor - Mars Orbiter Camera ...
11
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1answer
371 views

Any explanation for morphology of within crater formations on the northern Nili Patera caldera of the Syrtis Major volcanic plain of Mars?

The Nili Patera region has enjoyed fairly good media exposure recently, ever since high detail HiRISE (High Resolution Imaging Science Experiment) photographs hit the Internet, showing fabulous sand ...