To Ngoc Van (crater) on:
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To Ngoc Van is a pit-floored crater on
To Ngoc Van is a pit-floored crater on Mercury
Mercury commonly refers to:
* Mercury (planet), the nearest planet to the Sun
* Mercury (element), a metallic chemical element with the symbol Hg
* Mercury (mythology), a Roman god
Mercury or The Mercury may also refer to:
Companies
* Merc ...
, named after the Vietnamese artist Tô Ngọc Vân. It was discovered in January 2008 during the first flyby of the planet by ''MESSENGER
''MESSENGER'' was a NASA robotic space probe that orbited the planet Mercury between 2011 and 2015, studying Mercury's chemical composition, geology, and magnetic field. The name is a backronym for "Mercury Surface, Space Environment, Geoche ...
'' spacecraft. Its floor displays an irregularly shaped collapse feature, which is called a central pit. The size of the pit is . Such a feature may have resulted from collapse of a magma chamber underlying the central part of the crater. The collapse feature is an analog of Earth's volcanic caldera
A caldera ( ) is a large cauldron-like hollow that forms shortly after the emptying of a magma chamber in a volcano eruption. When large volumes of magma are erupted over a short time, structural support for the rock above the magma chamber is ...
s. See unnamed crater 1.
To the southeast of To Ngoc Van is Bruegel Brueghel or Bruegel () was the name of several Dutch/Flemish painters from the Brueghel family:
* Pieter Bruegel the Elder (c. 1525–1569), the most famous member of the family and the only one to sign his paintings as "Bruegel" without the ''H'' ...
crater, and to the northwest is Burns.
References
Impact craters on Mercury {{Mercury-planet-stub