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Geology of Venus

Index Geology of Venus

Venus is a planet with striking geology. [1]

121 relations: Advection, Aeolian processes, Akna Montes, Alpha Regio, Altimeter, Anastomosis, Apatite, Aphrodite Terra, Arachnoid (astrogeology), Asthenosphere, Atmosphere of Venus, Baltis Vallis, Beta Regio, Billion, Calcium sulfate, Carbon dioxide, Carbonate, Carbonate–silicate cycle, Chondrite, Continent, Convection, Corona (planetary geology), Deccan Traps, Dike (geology), Dynamo theory, Ellen Stofan, European Space Agency, Fault (geology), Ferroelectricity, Flood basalt, Fold (geology), Geology, Geophysical Research Letters, Goddard Institute for Space Studies, Graben, Hadley cell, Himalayas, Hydrogen, Ilmenite, Impact crater, Impact event, Iron, Ishtar Terra, Journal of Geophysical Research, Lada Terra, Lakshmi Planum, Latent internal energy, Latitude, Lava, Lava dome, ..., Lava tube, List of craters on Venus, List of extraterrestrial dune fields, List of geological features on Venus, List of montes on Venus, Lithosphere, Magellan (spacecraft), Magma chamber, Magnetic field, Mantle (geology), Mantle plume, Mars, Mauna Kea, Maxwell Montes, Mercury (planet), Meteorite, Meteoroid, Miranda (moon), Moon, NASA, Nickel, Nitrogen, Olivine, Organic acid anhydride, Ovda Regio, Pancake dome, Parabola, Parts-per notation, Pascal (unit), Perovskite, Phoebe Regio, Pioneer Venus project, Planet, Plate tectonics, Pyrite, Quartz, Radar, Radius, Relative permittivity, Rift, Rill, Scalloped margin dome, Scientific American, Sea, Seabed, Shield volcano, Silicate, Silicate minerals, Silicon dioxide, Snow line, Spider, Spinel, Stratovolcano, Sulfur dioxide, Terrestrial planet, Tessera (Venus), Topography, University of Arizona Press, University of Wollongong, Uranus, Vega program, Venera, Venus, Venus Express, Venus snow, Viscosity, Volcanic cone, Volcano, Windward and leeward, Yardang, Zonal and meridional. Expand index (71 more) »

Advection

In the field of physics, engineering, and earth sciences, advection is the transport of a substance by bulk motion.

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Aeolian processes

Aeolian processes, also spelled eolian or æolian, pertain to wind activity in the study of geology and weather and specifically to the wind's ability to shape the surface of the Earth (or other planets).

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Akna Montes

Akna Montes are a mountain range on Venus centered at 68.9°N, 318.2°E and stretching 830 km long.

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Alpha Regio

Alpha Regio is a region of the planet Venus extending for about 1500 kilometers centered at 22°S, 5°E.

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Altimeter

An altimeter or an altitude meter is an instrument used to measure the altitude of an object above a fixed level.

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Anastomosis

An anastomosis (plural anastomoses) is a connection or opening between two things (especially cavities or passages) that are normally diverging or branching, such as between blood vessels, leaf veins, or streams.

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Apatite

Apatite is a group of phosphate minerals, usually referring to hydroxylapatite, fluorapatite and chlorapatite, with high concentrations of OH−, F− and Cl− ions, respectively, in the crystal.

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Aphrodite Terra

J.Koulouris,(Esq.),(Planetary Cartographer) Astereion- Orion Project, Celestia.

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Arachnoid (astrogeology)

In astrogeology, an arachnoid is a large geological structure resembling a spider web.

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Asthenosphere

The asthenosphere (from Greek ἀσθενής asthenḗs 'weak' + "sphere") is the highly viscous, mechanically weak and ductilely deforming region of the upper mantle of the Earth.

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Atmosphere of Venus

The atmosphere of Venus is the layer of gases surrounding Venus.

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Baltis Vallis

Baltis Vallis is a sinuous channel on Venus ranging from one to three kilometers wide and nearly 7,000 kilometers long, slightly longer than the Nile and the longest known channel of any kind in the solar system.

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Beta Regio

Beta Regio is a region of the planet Venus known as a volcanic rise.

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Billion

A billion is a number with two distinct definitions.

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Calcium sulfate

Calcium sulfate (or calcium sulphate) is the inorganic compound with the formula CaSO4 and related hydrates.

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Carbon dioxide

Carbon dioxide (chemical formula) is a colorless gas with a density about 60% higher than that of dry air.

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Carbonate

In chemistry, a carbonate is a salt of carbonic acid (H2CO3), characterized by the presence of the carbonate ion, a polyatomic ion with the formula of.

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Carbonate–silicate cycle

The carbonate–silicate geochemical cycle describes the transformation of silicate rocks to carbonate rocks by weathering and sedimentation at Earth's surface and the transformation of carbonate rocks back into silicates by metamorphism and magmatism.

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Chondrite

Chondrites are stony (non-metallic) meteorites that have not been modified due to melting or differentiation of the parent body.

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Continent

A continent is one of several very large landmasses of the world.

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Convection

Convection is the heat transfer due to bulk movement of molecules within fluids such as gases and liquids, including molten rock (rheid).

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Corona (planetary geology)

In planetary geology, a corona (plural: coronae) is an oval-shaped feature.

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Deccan Traps

Deccan Traps are a large igneous province located on the Deccan Plateau of west-central India (17°–24°N, 73°–74°E) and are one of the largest volcanic features on Earth.

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Dike (geology)

A dike or dyke, in geological usage, is a sheet of rock that is formed in a fracture in a pre-existing rock body.

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Dynamo theory

In physics, the dynamo theory proposes a mechanism by which a celestial body such as Earth or a star generates a magnetic field.

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Ellen Stofan

Ellen Renee Stofan (born February 24, 1961) was the Chief Scientist of NASA and served as principal advisor to NASA Administrator Charles Bolden on the agency’s science programs, planning and investments.

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European Space Agency

The European Space Agency (ESA; Agence spatiale européenne, ASE; Europäische Weltraumorganisation) is an intergovernmental organisation of 22 member states dedicated to the exploration of space.

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Fault (geology)

In geology, a fault is a planar fracture or discontinuity in a volume of rock, across which there has been significant displacement as a result of rock-mass movement.

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Ferroelectricity

Ferroelectricity is a characteristic of certain materials that have a spontaneous electric polarization that can be reversed by the application of an external electric field.

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Flood basalt

A flood basalt is the result of a giant volcanic eruption or series of eruptions that covers large stretches of land or the ocean floor with basalt lava.

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Fold (geology)

A geological fold occurs when one or a stack of originally flat and planar surfaces, such as sedimentary strata, are bent or curved as a result of permanent deformation.

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Geology

Geology (from the Ancient Greek γῆ, gē, i.e. "earth" and -λoγία, -logia, i.e. "study of, discourse") is an earth science concerned with the solid Earth, the rocks of which it is composed, and the processes by which they change over time.

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Geophysical Research Letters

Geophysical Research Letters is a biweekly peer-reviewed scientific journal of geoscience published by the American Geophysical Union that was established in 1974.

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Goddard Institute for Space Studies

The Goddard Institute for Space Studies (GISS) is a laboratory in the Earth Sciences Division of NASA's Goddard Space Flight Center and a unit of the Columbia University Earth Institute.

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Graben

In geology, a graben is a depressed block of the Earth's crust bordered by parallel faults.

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Hadley cell

The Hadley cell, named after George Hadley, is a global scale tropical atmospheric circulation that features air rising near the Equator, flowing poleward at 10–15 kilometers above the surface, descending in the subtropics, and then returning equatorward near the surface.

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Himalayas

The Himalayas, or Himalaya, form a mountain range in Asia separating the plains of the Indian subcontinent from the Tibetan Plateau.

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Hydrogen

Hydrogen is a chemical element with symbol H and atomic number 1.

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Ilmenite

Ilmenite, also known as Manaccanite, is a titanium-iron oxide mineral with the idealized formula.

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Impact crater

An impact crater is an approximately circular depression in the surface of a planet, moon, or other solid body in the Solar System or elsewhere, formed by the hypervelocity impact of a smaller body.

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Impact event

An impact event is a collision between astronomical objects causing measurable effects.

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Iron

Iron is a chemical element with symbol Fe (from ferrum) and atomic number 26.

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Ishtar Terra

Ishtar Terra is one of two main highland regions on the planet Venus.

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Journal of Geophysical Research

The Journal of Geophysical Research is a peer-reviewed scientific journal.

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Lada Terra

Lada Terra is a major landmass near the south pole of Venus which is centered at 60°S and 20°E and has a diameter of.

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Lakshmi Planum

Lakshmi Planum is a plateau feature on the surface of Venus on the Western Ishtar Terra.

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Latent internal energy

The latent internal energy of a system is the internal energy a system requires to undergo a phase transition.

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Latitude

In geography, latitude is a geographic coordinate that specifies the north–south position of a point on the Earth's surface.

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Lava

Lava is molten rock generated by geothermal energy and expelled through fractures in planetary crust or in an eruption, usually at temperatures from.

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Lava dome

In volcanology, a lava dome or volcanic dome is a roughly circular mound-shaped protrusion resulting from the slow extrusion of viscous lava from a volcano.

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Lava tube

A lava tube is a natural conduit formed by flowing lava which moves beneath the hardened surface of a lava flow.

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List of craters on Venus

This is a list of craters on Venus, named by the International Astronomical Union's (IAU) Working Group for Planetary System Nomenclature.

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List of extraterrestrial dune fields

This is a list of dune fields not on Earth which have been given official names by the International Astronomical Union.

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List of geological features on Venus

This is a list of geological features on Venus.

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List of montes on Venus

This is a list of montes (mountains, singular mons) on the planet Venus.

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Lithosphere

A lithosphere (λίθος for "rocky", and σφαίρα for "sphere") is the rigid, outermost shell of a terrestrial-type planet, or natural satellite, that is defined by its rigid mechanical properties.

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Magellan (spacecraft)

The Magellan spacecraft, also referred to as the Venus Radar Mapper, was a robotic space probe launched by NASA of the United States, on May 4, 1989, to map the surface of Venus by using synthetic aperture radar and to measure the planetary gravitational field.

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Magma chamber

A magma chamber is a large pool of liquid rock beneath the surface of the Earth.

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Magnetic field

A magnetic field is a vector field that describes the magnetic influence of electrical currents and magnetized materials.

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Mantle (geology)

The mantle is a layer inside a terrestrial planet and some other rocky planetary bodies.

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Mantle plume

A mantle plume is an upwelling of abnormally hot rock within the Earth's mantle, first proposed by J. Tuzo Wilson in 1963.

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Mars

Mars is the fourth planet from the Sun and the second-smallest planet in the Solar System after Mercury.

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Mauna Kea

Mauna Kea is a dormant volcano on the island of Hawaii.

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Maxwell Montes

Maxwell Montes is a mountain massif on the planet Venus, of which a peak (Skadi Mons) is the highest point on the planet's surface.

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Mercury (planet)

Mercury is the smallest and innermost planet in the Solar System.

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Meteorite

A meteorite is a solid piece of debris from an object, such as a comet, asteroid, or meteoroid, that originates in outer space and survives its passage through the atmosphere to reach the surface of a planet or moon.

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Meteoroid

A meteoroid is a small rocky or metallic body in outer space.

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Miranda (moon)

Miranda, also designated Uranus V, is the smallest and innermost of Uranus's five round satellites.

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Moon

The Moon is an astronomical body that orbits planet Earth and is Earth's only permanent natural satellite.

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NASA

The National Aeronautics and Space Administration (NASA) is an independent agency of the executive branch of the United States federal government responsible for the civilian space program, as well as aeronautics and aerospace research.

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Nickel

Nickel is a chemical element with symbol Ni and atomic number 28.

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Nitrogen

Nitrogen is a chemical element with symbol N and atomic number 7.

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Olivine

The mineral olivine is a magnesium iron silicate with the formula (Mg2+, Fe2+)2SiO4.

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Organic acid anhydride

An organic acid anhydride is an acid anhydride that is an organic compound.

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Ovda Regio

Ovda Regio is a Venusian crustal plateau located near the equator in the western highland region of Aphrodite Terra that stretches from 10°N to 15°S and 50°E to 110°E.

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Pancake dome

A pancake dome, also known as a lava dome, is an unusual type of volcano found on the planet Venus.

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Parabola

In mathematics, a parabola is a plane curve which is mirror-symmetrical and is approximately U-shaped.

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Parts-per notation

In science and engineering, the parts-per notation is a set of pseudo-units to describe small values of miscellaneous dimensionless quantities, e.g. mole fraction or mass fraction.

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Pascal (unit)

The pascal (symbol: Pa) is the SI derived unit of pressure used to quantify internal pressure, stress, Young's modulus and ultimate tensile strength.

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Perovskite

Perovskite (pronunciation) is a calcium titanium oxide mineral composed of calcium titanate (Ca Ti O3).

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Phoebe Regio

Phoebe Regio is a regio on the planet Venus.

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Pioneer Venus project

The Pioneer Venus project was part of the Pioneer program consisting of two spacecraft, the Pioneer Venus Orbiter and the Pioneer Venus Multiprobe, launched to Venus in 1978.

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Planet

A planet is an astronomical body orbiting a star or stellar remnant that is massive enough to be rounded by its own gravity, is not massive enough to cause thermonuclear fusion, and has cleared its neighbouring region of planetesimals.

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Plate tectonics

Plate tectonics (from the Late Latin tectonicus, from the τεκτονικός "pertaining to building") is a scientific theory describing the large-scale motion of seven large plates and the movements of a larger number of smaller plates of the Earth's lithosphere, since tectonic processes began on Earth between 3 and 3.5 billion years ago.

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Pyrite

The mineral pyrite, or iron pyrite, also known as fool's gold, is an iron sulfide with the chemical formula FeS2 (iron(II) disulfide).

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Quartz

Quartz is a mineral composed of silicon and oxygen atoms in a continuous framework of SiO4 silicon–oxygen tetrahedra, with each oxygen being shared between two tetrahedra, giving an overall chemical formula of SiO2.

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Radar

Radar is an object-detection system that uses radio waves to determine the range, angle, or velocity of objects.

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Radius

In classical geometry, a radius of a circle or sphere is any of the line segments from its center to its perimeter, and in more modern usage, it is also their length.

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Relative permittivity

The relative permittivity of a material is its (absolute) permittivity expressed as a ratio relative to the permittivity of vacuum.

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Rift

In geology, a rift is a linear zone where the lithosphere is being pulled apart and is an example of extensional tectonics.

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Rill

Landscape shaped by erosion rill. Volgograd Oblast, Russia. In hillslope geomorphology, a rill is a shallow channel (no more than a few tens of centimetres deep) cut into soil by the erosive action of flowing water.

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Scalloped margin dome

A scalloped margin dome is a type of volcanic dome, found on Venus, that has experienced collapse and mass wasting such as landslides on its perimeter.

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Scientific American

Scientific American (informally abbreviated SciAm) is an American popular science magazine.

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Sea

A sea is a large body of salt water that is surrounded in whole or in part by land.

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Seabed

The seabed (also known as the seafloor, sea floor, or ocean floor) is the bottom of the ocean.

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Shield volcano

A shield volcano is a type of volcano usually composed almost entirely of fluid lava flows.

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Silicate

In chemistry, a silicate is any member of a family of anions consisting of silicon and oxygen, usually with the general formula, where 0 ≤ x Silicate anions are often large polymeric molecules with an extense variety of structures, including chains and rings (as in polymeric metasilicate), double chains (as in, and sheets (as in. In geology and astronomy, the term silicate is used to mean silicate minerals, ionic solids with silicate anions; as well as rock types that consist predominantly of such minerals. In that context, the term also includes the non-ionic compound silicon dioxide (silica, quartz), which would correspond to x.

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Silicate minerals

Silicate minerals are rock-forming minerals with predominantly silicate anions.

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Silicon dioxide

Silicon dioxide, also known as silica (from the Latin silex), is an oxide of silicon with the chemical formula, most commonly found in nature as quartz and in various living organisms.

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Snow line

The climatic snow line is the boundary between a snow-covered and snow-free surface.

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Spider

Spiders (order Araneae) are air-breathing arthropods that have eight legs and chelicerae with fangs that inject venom.

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Spinel

Spinel is the magnesium aluminium member of the larger spinel group of minerals.

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Stratovolcano

A stratovolcano, also known as a composite volcano, is a conical volcano built up by many layers (strata) of hardened lava, tephra, pumice and ash.

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Sulfur dioxide

Sulfur dioxide (also sulphur dioxide in British English) is the chemical compound with the formula.

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Terrestrial planet

A terrestrial planet, telluric planet, or rocky planet is a planet that is composed primarily of silicate rocks or metals.

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Tessera (Venus)

Tesserae are regions of heavily deformed terrain on Venus, characterized by two or more intersecting tectonic elements, high topography, and subsequent high radar backscatter.

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Topography

Topography is the study of the shape and features of the surface of the Earth and other observable astronomical objects including planets, moons, and asteroids.

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University of Arizona Press

The University of Arizona Press, a publishing house founded in 1959 as a department of the University of Arizona, is a nonprofit publisher of scholarly and regional books.

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University of Wollongong

The University of Wollongong (abbreviated as UOW) is an Australian public research university located in the coastal city of Wollongong, New South Wales, approximately 80 kilometres south of Sydney.

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Uranus

Uranus is the seventh planet from the Sun.

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Vega program

The Vega program (Cyrillic: ВеГа) was a series of Venus missions that also took advantage of the appearance of comet 1P/Halley in 1986.

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Venera

The Venera series space probes were developed by the Soviet Union between 1961 and 1984 to gather data from Venus, Venera being the Russian name for Venus.

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Venus

Venus is the second planet from the Sun, orbiting it every 224.7 Earth days.

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Venus Express

Venus Express (VEX) was the first Venus exploration mission of the European Space Agency (ESA).

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Venus snow

Venus snow is a brightening of the radar reflection from the surface of Venus at high elevations.

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Viscosity

The viscosity of a fluid is the measure of its resistance to gradual deformation by shear stress or tensile stress.

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Volcanic cone

Volcanic cones are among the simplest volcanic landforms.

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Volcano

A volcano is a rupture in the crust of a planetary-mass object, such as Earth, that allows hot lava, volcanic ash, and gases to escape from a magma chamber below the surface.

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Windward and leeward

Windward is the direction upwind from the point of reference, alternatively the direction from which the wind is coming.

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Yardang

A yardang is a streamlined protuberance carved from bedrock or any consolidated or semiconsolidated material by the dual action of wind abrasion by dust and sand, and deflation which is the removal of loose material by wind turbulence.

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Zonal and meridional

The terms zonal and meridional are used to describe directions on a globe.

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Redirects here:

Cytherology, Geology of venus, Surface of Venus, Venusian Geology.

References

[1] https://en.wikipedia.org/wiki/Geology_of_Venus

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