Mare Crisium (Moon)

Data as of 2026-10-23

What it is

Type
Mare, maria
IAU definition

“Sea”; on the Moon, low albedo, relatively smooth plain, generally of large extent; on Mars, dark albedo areas of no known geological significance; on Titan, large expanses of dark materials thought to be liquid hydrocarbons

Diameter
555.9 km, 32 % of the radius of its body
Centre
16.18° N, 59.1° east (planetocentric latitude, east longitude from 0 to 360°, the IAU convention)
Name adopted
1935
Origin of the name

"Sea of Crises."

Quoted in English, as the IAU publishes it.

In Galaxy

See it in Galaxy

Opens its body in the application, the camera turned towards Mare Crisium.

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
Lunar Orbiter · 24 Inch Focal Length Camera20May 14, 1967May 25, 1967
Clementine · Ultraviolet/Visible Camera3,896February 22, 1994April 19, 1994
Clementine · High Resolution Camera3,073February 22, 1994April 19, 1994
Clementine · Near Infrared Camera2,472February 22, 1994April 19, 1994
Clementine · Long Wavelength Infrared Camera1,684February 22, 1994April 24, 1994
Arecibo Observatory/National Radio Astronomy Observatory · Earth-based Arecibo Radio Telescope/Robert C. Byrd Green Bank Telescope63February 20, 2005May 12, 2013
JAXA SELENE/KAGUYA Main Orbiter · Terrain Camera4,697November 2, 2007June 3, 2009
JAXA SELENE/KAGUYA Main Orbiter · Lunar Radar Sounder852December 14, 2007August 29, 2008
JAXA SELENE/KAGUYA Main Orbiter · Laser Altimeter24January 9, 2008October 23, 2008
JAXA SELENE/KAGUYA Main Orbiter · Multiband Imager7,027April 14, 2008October 10, 2008
ISRO's Chandrayaan-1 · Moon Mineralogy Mapper129January 4, 2009July 29, 2009
JAXA SELENE/KAGUYA Main Orbiter · High Definition Television10,783January 13, 2009May 30, 2009
ISRO's Chandrayaan-1 · Forerunner (aka "Mini-RF" or "Mini-SAR")2,033February 15, 2009August 24, 2009
Lunar Reconnaissance Orbiter · DIVINER Lunar Radiometer Experiment11,284July 5, 2009June 7, 2026
Lunar Reconnaissance Orbiter · Lunar Reconnaissance Orbiter Camera24,750July 8, 2009June 7, 2026
Lunar Reconnaissance Orbiter · Lunar Orbiter Laser Altimeter1,464July 13, 2009November 29, 2016
Lunar Reconnaissance Orbiter · MINI-RF LRO993November 8, 2009February 6, 2026
Korea Pathfinder Lunar Orbiter · Shadow Camera77March 13, 2023September 24, 2024

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/3671

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

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