Ross (Martian crater)
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Ross Crater as seen by MOLA which shows the elevations. | |
| Planet | Mars |
|---|---|
| Coordinates | 57°42′S 107°50′W / 57.7°S 107.84°WCoordinates: 57°42′S 107°50′W / 57.7°S 107.84°W |
| Diameter | 82.51 km |
| Eponym | Frank E. Ross, an American astronomer (1874-1966) |
Ross Crater is an impact crater in the Thaumasia quadrangle of Mars located at 57.7 S and 107.84 W. It is 82.51 km in diameter. It was named after Frank E. Ross, an American astronomer (1874-1966). The crater's name was approved in 1973.[1]
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Ross Crater, as seen by CTX camera (on Mars Reconnaissance Orbiter).
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Gullies on southern wall of Ross Crater, as seen by CTX camera (on Mars Reconnaissance Orbiter). Note: this is an enlargement from the previous photo.
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CTX image of part of Ross Crater showing context for next image from HiRISE.
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Gullies in Ross Crater, as seen by HiRISE under the HiWish program. Because the gullies are on the narrow rim of a crater and they start at different heights, this example is not consistent with the model of gullies being caused by aquifers.
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Gullies in Ross Crater, as seen by HiRISE under HiWish program
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Group of gullies in Ross Crater, as seen by HiRISE under HiWish program
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Close-up of gullies showing multiple channels, as seen by HiRISE under HiWish program Note: this is an enlargement of a previous image.
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Close-up of gullies showing polygons, as seen by HiRISE under HiWish program Polygons usually form in frozen ice-rich ground. Note: this is an enlargement of a previous image.
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Close-up of gullies showing streamlined forms in channels, as seen by HiRISE under HiWish program Note: this is an enlargement of a previous image.
See also
- Martian Gullies
- Water on Mars
- Planetary nomenclature
- Impact crater
- List of craters on Mars
- Thaumasia quadrangle
References
- ↑ "Gazetteer of Planetary Nomenclature | Ross". usgs.gov. International Astronomical Union. Retrieved 5 March 2015.