A report on Cloud

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Stratocumuliform cloudscape
Tropospheric cloud classification by altitude of occurrence: Multi-level and vertical genus-types not limited to a single altitude level include nimbostratus, cumulonimbus, and some of the larger cumulus species.
Cumulus humilis clouds in May
Windy evening twilight enhanced by the Sun's angle, can visually mimic a tornado resulting from orographic lift
Nimbostratus cloud producing precipitation
Cirrus fibratus clouds in March
Stratocumulus over Orange County.
Stratocumulus cloud
Cumulus humilis clouds
Cumulonimbus cloud over the Gulf of Mexico in Galveston, Texas
High cirrus upper-left merging into cirrostratus and some cirrocumulus upper right
A large field of cirrocumulus
Sunrise scene giving a shine to an altocumulus stratiformis perlucidus cloud (see also 'species and varieties')
Altostratus translucidus near top of photo merging into altostratus opacus near bottom
Cumulus humilis clouds over Jakarta, Indonesia
Stratocumulus stratiformis perlucidus over Galapagos, Tortuga Bay (see also 'species and varieties')
Stratus nebulosus translucidus
Deep multi-level nimbostratus cloud covering the sky with a scattered layer of low stratus fractus pannus (see also 'species' and 'supplementary features' sections)
Cumulus humilis and cumulus mediocris with stratocumulus stratiformis perlucidus in the foreground (see also 'species and varieties')
Towering vertical cumulus congestus embedded within a layer of cumulus mediocris: Higher layer of stratocumulus stratiformis perlucidus.
Progressive evolution of a single cell thunderstorm
Isolated cumulonimbus cloud over the Mojave Desert, releasing a heavy shower
Altocumulus lenticularis forming over mountains in Wyoming with lower layer of cumulus mediocris and higher layer of cirrus spissatus
Example of a castellanus cloud formation
Cumulus mediocris cloud, about to turn into a cumulus congestus
A layer of stratocumulus stratiformis perlucidus hiding the setting sun with a background layer of stratocumulus cumulogenitus resembling distant mountains.
Cirrus fibratus radiatus over ESO's La Silla Observatory
Altocumulus stratiformis duplicatus at sunrise in the California Mojave Desert, USA (higher layer orange to white; lower layer grey)
Cumulus partly spreading into stratocumulus cumulogenitus over the port of Piraeus in Greece
Cumulonimbus mother cloud dissipating into stratocumulus cumulonimbogenitus at dusk
Cirrus fibratus intortus formed into a Kármán vortex street at evening twilight
Global cloud cover, averaged over the month of October 2009. NASA composite satellite image.
Lenticular nacreous clouds over Antarctica
Noctilucent cloud over Estonia
Joshua Passing the River Jordan with the Ark of the Covenant (1800) by Benjamin West, showing Yahweh leading the Israelites through the desert in the form of a pillar of cloud, as described in
Stratocumulus stratiformis and small castellanus made orange by the sun rising
An occurrence of cloud iridescence with altocumulus volutus and cirrocumulus stratiformis
Sunset reflecting shades of pink onto grey stratocumulus stratiformis translucidus (becoming perlucidus in the background)
Stratocumulus stratiformis perlucidus before sunset. Bangalore, India.
Late-summer rainstorm in Denmark. Nearly black color of base indicates main cloud in foreground probably cumulonimbus.
Particles in the atmosphere and the sun's angle enhance colors of stratocumulus cumulogenitus at evening twilight
Total cloud cover fraction averaged over the years 1981-2010 from the CHELSA-BIOCLIM+ data set

Aerosol consisting of a visible mass of miniature liquid droplets, frozen crystals, or other particles suspended in the atmosphere of a planetary body or similar space.

- Cloud
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Actinoform clouds as seen from a weather satellite

Actinoform cloud

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Actinoform clouds as seen from a weather satellite
Actinoform cloud over the eastern Pacific Ocean.
Here, an actinoform cloud can be seen in the center, while an open-cell formation of stratocumulus clouds is at the center top.
One of the earliest images of an actinoform cloud. Taken by TIROS 5 satellite in 1965.
Open and closed-cell clouds over the Pacific Ocean.

An actinoform or actiniform describes a collection of marine low clouds that takes a distinct shape.

Photograph of Uranus in true colour (by Voyager 2 in 1986)

Uranus

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Seventh planet from the Sun.

Seventh planet from the Sun.

Photograph of Uranus in true colour (by Voyager 2 in 1986)
Photograph of Uranus in true colour (by Voyager 2 in 1986)
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Simulated Earth view of Uranus from 1986 to 2030, from southern summer solstice in 1986 to equinox in 2007 and northern summer solstice in 2028.
Size comparison of Earth and Uranus
Diagram of the interior of Uranus
Uranus's atmosphere taken during the Outer Planet Atmosphere Legacy (OPAL) program.
Aurorae on Uranus taken by the Space Telescope Imaging Spectrograph (STIS) installed on Hubble.
The magnetic field of Uranus
(animated; 25 March 2020)
The first dark spot observed on Uranus. Image obtained by the HST ACS in 2006.
Uranus in 2005. Rings, southern collar and a bright cloud in the northern hemisphere are visible (HST ACS image).
Major moons of Uranus in order of increasing distance (left to right), at their proper relative sizes and albedos (collage of Voyager 2 photographs)
Uranus's aurorae against its equatorial rings, imaged by the Hubble telescope. Unlike the aurorae of Earth and Jupiter, those of Uranus are not in line with its poles, due to its lopsided magnetic field.
Crescent Uranus as imaged by Voyager 2 while en route to Neptune

It has the coldest planetary atmosphere in the Solar System, with a minimum temperature of 49 K, and has a complex, layered cloud structure with water thought to make up the lowest clouds and methane the uppermost layer of clouds.

Noctilucent clouds over Uppsala, Sweden

Noctilucent cloud

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Noctilucent clouds over Uppsala, Sweden
Noctilucent clouds over Varbla, Estonia
Noctilucent clouds over Laboe, Germany
Noctilucent clouds over Daxing'anling Prefecture, China during Summer Solstice
Noctilucent clouds during arctic dawn seen from high altitude
Noctilucent clouds in Buryatia, Russia
Polar mesospheric clouds over the north pole
Polar mesospheric clouds illuminated by the rising Sun.
These images show measurements of polar mesospheric clouds over the course of one day.

Noctilucent clouds, or night shining clouds, are tenuous cloud-like phenomena in the upper atmosphere of Earth.

Polar stratospheric cloud in Elverum, Norway.

Polar stratospheric cloud

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Polar stratospheric cloud in Elverum, Norway.
A lenticular type II (water) PSC showing iridescence
A stratiform type I PSC (white cloud above the orange tropospheric clouds), showing fine horizontal structures in the veil

Polar stratospheric clouds (PSCs) are clouds in the winter polar stratosphere at altitudes of 15000 - 25000 m. They are best observed during civil twilight, when the Sun is between 1 and 6 degrees below the horizon, as well as in winter and in more northerly latitudes.

Mount Everest, Earth's highest mountain

Mountain

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Elevated portion of the Earth's crust, generally with steep sides that show significant exposed bedrock.

Elevated portion of the Earth's crust, generally with steep sides that show significant exposed bedrock.

Mount Everest, Earth's highest mountain
Mount Fuji, Japan's highest mountain
Mount Kilimanjaro in Tanzania, Africa's highest mountain
Peaks of Mount Kenya
Mount Elbrus, the highest mountain in Russia and Europe
Puncak Jaya in Indonesia, the highest mountain in Oceania
Geological cross-section of Fuji volcano
Illustration of mountains that developed on a fold that has been thrusted
Pirin Mountain, Bulgaria, part of the fault-block Rila-Rhodope massif
The Catskills in Upstate New York represent an eroded plateau.
A combination of high latitude and high altitude makes the northern Urals in picture to have climatic conditions that make the ground barren.
Mount Siguniang, Sichuan, China
An alpine mire in the Swiss Alps
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The city of La Paz reaches up to 4000 m in elevation.
Mountaineers climbing in South Tyrol
Chimborazo, Ecuador. The point on Earth's surface farthest from its centre.

The water vapor condenses (forming clouds), and releases heat, which changes the lapse rate from the dry adiabatic lapse rate to the moist adiabatic lapse rate (5.5 °C per kilometre or 3 °F-change per 1000 feet)

Size comparison of GJ 1214 b with Earth (left) and Neptune (right). The actual color of GJ 1214 b is not yet known.

Gliese 1214 b

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Exoplanet that orbits the star Gliese 1214, and was discovered in December 2009.

Exoplanet that orbits the star Gliese 1214, and was discovered in December 2009.

Size comparison of GJ 1214 b with Earth (left) and Neptune (right). The actual color of GJ 1214 b is not yet known.
Artist's impression of the planet with possible deep oceans
Artist's impression of Gliese 1214 b (foreground), illuminated by the red light of its parent star ''(center)'
This artist's impression shows how GJ 1214 b may look as it transits its parent star. It is the second super-Earth for which astronomers have determined the mass and radius, giving vital clues about its structure.

In December 2013, NASA reported that clouds may have been detected in the atmosphere of GJ 1214 b.

A molar tooth in a mammatus cloud

Pareidolia

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Tendency for perception to impose a meaningful interpretation on a nebulous stimulus, usually visual, so that one sees an object, pattern, or meaning where there is none.

Tendency for perception to impose a meaningful interpretation on a nebulous stimulus, usually visual, so that one sees an object, pattern, or meaning where there is none.

A molar tooth in a mammatus cloud
A simple collection of lines may be quickly perceived as a face, and even be interpreted as expressing a particular emotion
Satellite photograph of a mesa in the Cydonia region of Mars, often called the "Face on Mars" and cited as evidence of extraterrestrial habitation.
The Jurist by Giuseppe Arcimboldo, 1566. What appears to be his face is a collection of fish and poultry.
Salem by Sidney Curnow Vosper (1908), a painting notorious for the belief that the face of the devil was hidden in the main character's shawl.
Map of Martian "canals" by Percival Lowell
Given an image of jellyfish swimming, the DeepDream program can be encouraged to "see" dogs
The Romanian Sphinx in Bucegi Mountains
A smiling face on part of a military jet
The Old Man of the Mountain in Franconia, New Hampshire
A face in furniture drawers
A samurai crab has a shell that bears a pattern resembling the face of an angry Samurai warrior
"Elephant Rock" on Heimaey, Iceland
"Smiley face" in Galle Crater on Mars.
Face found on a tugboat in Seward, AK harbor.
Because of the pollinating bees, the flower appears to have a face
"Monument to Humanity", Marcahuasi
Lakes of meteoric origin in the Vladimir oblast, Russia<ref>{{cite web|url=https://zebra-tv.ru/novosti/chetvertaya-rubrika/vladimirskoe-ozero-smayl-pokorilo-zhyuri-fotokonkursa/ |title=Владимирское озеро-смайл покорило жюри фотоконкурса |last=Artyukh |first=Dmitry |date= 3 June 2021 |access-date=2021-06-03}}</ref>

Common examples are perceived images of animals, faces, or objects in cloud formations, seeing faces in inanimate objects, or lunar pareidolia like the Man in the Moon or the Moon rabbit.

Size comparison of Gliese 436 b with Neptune

Gliese 436 b

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Neptune-sized exoplanet orbiting the red dwarf Gliese 436.

Neptune-sized exoplanet orbiting the red dwarf Gliese 436.

Size comparison of Gliese 436 b with Neptune
Possible interior structure of Gliese 436 b
Formation of a helium atmosphere on a helium planet, possibly like Gliese 436 b.
Artist impression of Gliese 436b shows the enormous comet-like cloud of hydrogen boiling off.

In December 2013, NASA reported that clouds may have been detected in the atmosphere of GJ 436 b.

Land management has preserved the natural characteristics of Hopetoun Falls, Australia while allowing ample access for visitors.

Natural environment

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Built environment.

Built environment.

Land management has preserved the natural characteristics of Hopetoun Falls, Australia while allowing ample access for visitors.
An image of the Sahara desert from satellite. It is the world's largest hot desert and third-largest desert after the polar deserts.
A volcanic fissure and lava channel
Earth's layered structure: (1) inner core; (2) outer core; (3) lower mantle; (4) upper mantle; (5) lithosphere; (6) crust
Coral reefs have significant marine biodiversity.
Rocky stream in the U.S. state of Hawaii
Lácar Lake, of glacial origin, in the
A swamp area in Everglades National Park, Florida, US.
Atmospheric gases scatter blue light more than other wavelengths, creating a blue halo when seen from space.
A view of Earth's troposphere from an airplane
Lightning is an atmospheric discharge of electricity accompanied by thunder, which occurs during thunderstorms and certain other natural conditions.
The retreat of glaciers since 1850 of Aletsch Glacier in the Swiss Alps (situation in 1979, 1991 and 2002), due to global warming
Another view of the Aletsch Glacier in the Swiss Alps, which because of global warming has been decreasing
A rainbow is an optical and meteorological phenomenon that causes a spectrum of light to appear in the sky when the Sun shines onto droplets of moisture in the Earth's atmosphere.
There are many plant species on the planet.
An example of the many animal species on the Earth
Rainforests often have a great deal of biodiversity with many plant and animal species. This is the Gambia River in Senegal's Niokolo-Koba National Park.
Old-growth forest and a creek on Larch Mountain, in the U.S. state of Oregon
Map of terrestrial biomes classified by vegetation
Chloroplasts conduct photosynthesis and are found in plant cells and other eukaryotic organisms. These are chloroplasts visible in the cells of Plagiomnium affine — many-fruited thyme-moss.
A conifer forest in the Swiss Alps (National Park)
The Ahklun Mountains and the Togiak Wilderness within the Togiak National Wildlife Refuge in the U.S. state of Alaska
A view of wilderness in Estonia
Before flue-gas desulfurization was installed, the air-polluting emissions from this power plant in New Mexico contained excessive amounts of sulfur dioxide.
Amazon rainforest in Brazil. The tropical rainforests of South America contain the largest diversity of species on Earth, including some that have evolved within the past few hundred thousand years.

Air also contains a variable amount of water vapor and suspensions of water droplets and ice crystals seen as clouds.

Antu (goddess)

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Babylonian goddess.

Babylonian goddess.

According to the Akkadian pantheon, clouds were Antum's breasts and that rain was her breast milk.