Tempe Terra (Mars)

Data as of 2026-10-23

What it is

Type
Terra, terrae
IAU definition

Extensive land mass

Diameter
1,954.9 km, 58 % of the radius of its body
Centre
38.69° N, 289.39° east (planetocentric latitude, east longitude from 0 to 360°, the IAU convention)
Name adopted
1979
Origin of the name

From albedo feature at 40N, 70W.

Quoted in English, as the IAU publishes it.

In Galaxy

See it in Galaxy

Opens its body in the application, the camera turned towards Tempe Terra.

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.

Observed by
Mission and instrumentProductsFirstLast
Mars Global Surveyor · Mars Orbiter Laser Altimeter1,194September 15, 1997June 30, 2001
Mars Global Surveyor · Mars Orbiter Camera22,943November 5, 1997October 17, 2006
2001 Mars Odyssey Orbiter · Thermal Emission Imaging System78,659February 20, 2002November 28, 2025
ESA's Mars Express · Planetary Fourier Spectrometer4,122January 29, 2004December 25, 2018
ESA's Mars Express · Observatoire Mineralogie, Eau, Glaces, Activite3,182January 29, 2004January 11, 2024
ESA's Mars Express · High Resolution Stereo Camera2,188January 29, 2004September 9, 2025
ESA's Mars Express · Mars Advanced Radar for Subsurface and Ionsphere Sounding6,535June 29, 2005March 21, 2022
Mars Reconnaissance Orbiter · Compact Reconnaissance Imaging Spectrometer for Mars74,353October 4, 2006May 7, 2022
Mars Reconnaissance Orbiter · Context Camera3,469November 9, 2006May 27, 2026
Mars Reconnaissance Orbiter · High-Resolution Imaging Science Experiment4,437November 10, 2006July 28, 2026
Mars Reconnaissance Orbiter · Shallow Radar6,135April 1, 2007February 8, 2026
ExoMars Trace Gas Orbiter · Colour and Stereo Surface Imaging System5,893April 29, 2018December 20, 2024
Viking Orbiter 1 and 2 · Visual Imaging Subsystem Camera A/B1,601no date publishedno 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/5916

Type definitions: IAU Descriptor Terms, read on October 17, 2026. https://planetarynames.wr.usgs.gov/DescriptorTerms

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