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After the spacecraft Mariner 9 provided extensive imagery of Mars in 1972, a small crater (later called Airy-0), located in the Sinus Meridiani ("Middle Bay" or "Meridian Bay"), was chosen by Merton Davies, Harold Masursky, and Gérard de Vaucouleurs for the definition of 0.0° longitude to coincide with the original selection.
- Life on Mars
The possibility of life on Mars is a subject of interest in...
- Moons of Mars
History Early speculation Curiosity's view of the Martian...
- Mars (Mythology)
In ancient Roman religion and mythology, Mars (Latin: Mārs,...
- Human Mission to Mars
Travel to Mars The minimum distance between the orbits of...
- Flag of Mars
Proposed flags Thomas O. Paine's design A flag design...
- History of Mars Observation
Hubble's sharpest view of Mars: Although the ACS “Fastie...
- Phobos (Moon)
Phobos (/ ˈ f oʊ b ə s /; systematic designation: Mars I) is...
- Emirates Mars Mission
The Emirates Mars Mission (Arabic: مشروع الإمارات لاستكشاف...
- Marsquake
Illustration of the shadow zone of a P-wave for Earth....
- Life on Mars
The Mars 2 and 3 orbiters sent back a relatively large volume of data covering the period from December 1971 to March 1972, although transmissions continued through to August. By 22 August 1972, after sending back data and a total of 60 pictures, Mars 2 and 3 concluded their missions.
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Anning, depicted with her dog. Mary Anning (21 May 1799 – 9 March 1847) was an English fossil collector and palaeontologist. She made discoveries of Jurassic marine fossil beds in the cliffs along the English Channel at Lyme Regis, which changed the scientific thinking about prehistoric life and the history of the Earth.
Mars is the fourth planet from the Sun and the second-smallest planet in the Solar System. Mars is a terrestrial planet with caps of water and carbon dioxide. [5] [6] It has the largest volcano in the Solar System, and some very large impact craters. Mars is named after the mythological Roman god of war because it appears of red color.
- 249200000 km, (154800000 mi; 1.666 AU)
- 227939200 km, (141634900 mi; 1.523679 AU)
- 206700000 km, (128400000 mi; 1.382 AU)
- Martian
Author/Curator: Dr. David R. Williams, dave.williams@nasa.gov NSSDCA, Mail Code 690.1 NASA Goddard Space Flight Center Greenbelt, MD 20771 +1-301-286-1258
Beyond Viking. After the Viking 1 lander switched off for the last time in August 1980 (Viking 2 failed a few months earlier), the surface of Mars lay untouched for 17 years. Mars Pathfinder, launched in December 1996 and touching down seven months later, marked a return to Mars.
May 6, 2024 · Mars, fourth planet in the solar system in order of distance from the Sun and seventh in size and mass. It is a periodically conspicuous reddish object in the night sky. Mars is designated by the symbol ♂.
