Solis Dorsa (Mars)
Data as of 2026-10-23
What it is
- Type
- Dorsum, dorsa
- IAU definition
Ridge
- Diameter
- 779.5 km, 23 % of the radius of its body
- Centre
- 22.88° S, 280.26° east (planetocentric latitude, east longitude from 0 to 360°, the IAU convention)
- Name adopted
- 1976
- Origin of the name
Classical albedo feature name.
Quoted in English, as the IAU publishes it.
In Galaxy
Opens its body in the application, the camera turned towards Solis Dorsa.
Observed by
Instruments whose footprint touches this formation, counted by the PDS Orbital Data Explorer (data frozen on September 29, 2026). A footprint that touches it is not a study of it.
| Mission and instrument | Products | First | Last |
|---|---|---|---|
| Mars Global Surveyor · Mars Orbiter Laser Altimeter | 426 | September 15, 1997 | June 30, 2001 |
| Mars Global Surveyor · Mars Orbiter Camera | 11,248 | October 3, 1997 | October 17, 2006 |
| 2001 Mars Odyssey Orbiter · Thermal Emission Imaging System | 10,281 | February 25, 2002 | November 28, 2025 |
| ESA's Mars Express · Planetary Fourier Spectrometer | 1,214 | February 1, 2004 | December 27, 2018 |
| ESA's Mars Express · Observatoire Mineralogie, Eau, Glaces, Activite | 886 | February 1, 2004 | January 3, 2024 |
| ESA's Mars Express · High Resolution Stereo Camera | 482 | February 1, 2004 | February 15, 2026 |
| ESA's Mars Express · Mars Advanced Radar for Subsurface and Ionsphere Sounding | 2,284 | August 28, 2005 | April 23, 2022 |
| Mars Reconnaissance Orbiter · Compact Reconnaissance Imaging Spectrometer for Mars | 7,789 | November 20, 2006 | May 5, 2022 |
| Mars Reconnaissance Orbiter · High-Resolution Imaging Science Experiment | 423 | November 20, 2006 | March 23, 2026 |
| Mars Reconnaissance Orbiter · Shallow Radar | 1,613 | May 4, 2007 | August 24, 2025 |
| Mars Reconnaissance Orbiter · Context Camera | 582 | May 9, 2007 | May 29, 2026 |
| ExoMars Trace Gas Orbiter · Colour and Stereo Surface Imaging System | 439 | October 27, 2018 | December 19, 2024 |
| Viking Orbiter 1 and 2 · Visual Imaging Subsystem Camera A/B | 585 | no date published | no date published |
Sources
International Astronomical Union Working Group for Planetary System Nomenclature, Gazetteer of Planetary Nomenclature, read on October 23, 2026. Feature page: https://planetarynames.wr.usgs.gov/Feature/5623
Type definitions: IAU Descriptor Terms, read on October 17, 2026. https://planetarynames.wr.usgs.gov/DescriptorTerms