Mars Glacier
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Mars Glacier is a
glacier A glacier (; or ) is a persistent body of dense ice, a form of rock, that is constantly moving downhill under its own weight. A glacier forms where the accumulation of snow exceeds its ablation over many years, often centuries. It acquires ...
in the southeastern corner of
Alexander Island Alexander Island, which is also known as Alexander I Island, Alexander I Land, Alexander Land, Alexander I Archipelago, and Zemlja Alexandra I, is the largest island of Antarctica. It lies in the Bellingshausen Sea west of Palmer Land, Antarcti ...
, Antarctica, long and wide, flowing south into the
George VI Ice Shelf The George VI Ice Shelf () is an extensive ice shelf that occupies George VI Sound which separates Alexander Island from Palmer Land in Antarctica. The ice shelf extends from Ronne Entrance, at the southwest end of the sound (geography), sound, ...
. The glacier lies between
Two Step Cliffs Two Step Cliffs () is the eastern face of a flat-topped sedimentary mountain, rising to about 680 m, immediately east of Mars Glacier on the east coast of Alexander Island, Antarctica. At the bottom of the cliffs is the Two Step Moraine. First ...
and
Phobos Ridge Phobos Ridge () is a rocky ridge of sandstones and shales forming the west side of Mars Glacier in the southeast corner of Alexander Island, Antarctica. The coast in this vicinity was first seen from the air by Lincoln Ellsworth on November 23, 19 ...
. Mars Glacier was first sighted from the air by
Lincoln Ellsworth Lincoln Ellsworth (May 12, 1880 – May 26, 1951) was an American polar explorer, engineer, surveyor, and author. He led the first Arctic and Antarctic air crossings. Early life Linn Ellsworth was born in Chicago, Illinois on May 12, 1880. His ...
on November 23, 1935, and roughly mapped from photos obtained on that flight by
W.L.G. Joerg Wolfgang Louis Gottfried Joerg, better known as W. L. G. Joerg (February 6, 1885 – January 7, 1952), was an American geographer, and in particular an expert in the geography of the Arctic and Antarctic regions, who exercised broad influence on the ...
. It was first surveyed in 1949 by the
Falkland Islands Dependencies Survey The Falkland Islands and Dependencies Aerial Survey Expedition (FIDASE) was an aerial survey of the Falkland Islands Dependencies The Falkland Islands Dependencies was the constitutional arrangement from 1843 until 1985 for administering the v ...
and named by the
UK Antarctic Place-Names Committee The UK Antarctic Place-Names Committee (or UK-APC) is a United Kingdom government committee, part of the Foreign and Commonwealth Office, responsible for recommending names of geographical locations within the British Antarctic Territory (BAT) an ...
for the planet
Mars Mars is the fourth planet from the Sun. It is also known as the "Red Planet", because of its orange-red appearance. Mars is a desert-like rocky planet with a tenuous carbon dioxide () atmosphere. At the average surface level the atmosph ...
, the fourth planet from the
sun The Sun is the star at the centre of the Solar System. It is a massive, nearly perfect sphere of hot plasma, heated to incandescence by nuclear fusion reactions in its core, radiating the energy from its surface mainly as visible light a ...
in the
Solar System The Solar SystemCapitalization of the name varies. The International Astronomical Union, the authoritative body regarding astronomical nomenclature, specifies capitalizing the names of all individual astronomical objects but uses mixed "Sola ...
. Although Mars Glacier is not located within the
Planet Heights Planet Heights () is a series of summits running along an ice-free ridge, extending 24 nautical miles (44 km) in a north-south direction between the southernmost extremity of the LeMay Range and George VI Sound in the east part of Alexander I ...
mountain range, it lies nearby, and its name derives from it, along with many other nearby glaciers and landmarks located here which are named after
planet A planet is a large, Hydrostatic equilibrium, rounded Astronomical object, astronomical body that is generally required to be in orbit around a star, stellar remnant, or brown dwarf, and is not one itself. The Solar System has eight planets b ...
s,
satellites A satellite or an artificial satellite is an object, typically a spacecraft, placed into orbit around a celestial body. They have a variety of uses, including communication relay, weather forecasting, navigation ( GPS), broadcasting, scientif ...
and astrophysicists.


See also

* Mercury Glacier * Saturn Glacier *
Venus Glacier Venus Glacier () is a glacier on the east coast of Alexander Island, Antarctica, 10 nautical miles (18 km) long and 6 nautical miles (11 km) wide at its mouth flowing east into George VI Sound lying between Keystone Cliffs and Triton P ...
* Two Step Moraine


References

Glaciers of Alexander Island {{AlexanderIsland-glacier-stub