The Clark Planetarium is a

planetarium A planetarium (: planetariums or planetaria) is a theatre built primarily for presenting educational and entertaining shows about astronomy and the night sky, or for training in celestial navigation. A dominant feature of most planetariums is ...

and

science museum A science museum is a museum devoted primarily to science. Older science museums tended to concentrate on static displays of objects related to natural history, paleontology, geology, Industry (manufacturing), industry and Outline of industrial ...

situated within The Gateway at the intersection of 400 West and 100 South in downtown

Salt Lake City Salt Lake City, often shortened to Salt Lake or SLC, is the capital and most populous city of the U.S. state of Utah. It is the county seat of Salt Lake County, the most populous county in the state. The city is the core of the Salt Lake Ci ...

Utah Utah is a landlocked state in the Mountain states, Mountain West subregion of the Western United States. It is one of the Four Corners states, sharing a border with Arizona, Colorado, and New Mexico. It also borders Wyoming to the northea ...

United States The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...

. The Clark Planetarium opened in April 2003, replacing the historic Hansen Planetarium under a grant from the Clark Foundation in cooperation with Salt Lake County.

Hansen Dome Theater

The dome is a 55-foot (16.8 m) perforated

aluminum Aluminium (or aluminum in North American English) is a chemical element; it has chemical symbol, symbol Al and atomic number 13. It has a density lower than that of other common metals, about one-third that of steel. Aluminium has ...

dome manufactured by Astro-tec Manufacturing Inc. The theater seats 190 and features individual interactive seat button controls. In September 2018 the theater was closed to replace the seats. Designed around

Evans & Sutherland Evans & Sutherland is an American computer graphics firm founded in 1968 by David C. Evans (computer scientist), David Evans and Ivan Sutherland. Its current products are used in digital projection environments like planetariums. Its simulation b ...

Digistar Digistar is the first computer graphics-based planetarium projection and content system. It was designed by Evans & Sutherland and released in 1983. The technology originally focused on accurate and high quality display of stars, including for the ...

planetarium system, two super-high resolution projectors work together to blend a single video stream over the entire dome in 3 dimensions with no special viewing glasses required and a resolution greater than

high definition video High-definition video (HD video) is video of higher resolution and quality than standard-definition. While there is no standardized meaning for ''high-definition'', generally any video image with considerably more than 480 vertical scan lines ( ...

. The new system installed in 2011 can display 4096 X 4096 resolution and 60 frames per second. A 13,000 watt sound system with 5.1

surround sound Surround sound is a technique for enriching the fidelity and depth of sound reproduction by using multiple audio channels from speakers that surround the listener ( surround channels). Its first application was in movie theaters. Prior to ...

and 21 speakers is installed behind the screen. Shows cover a variety of space-related themes.

Northrop Grumman IMAX Theater

This planetarium features an

IMAX IMAX is a proprietary system of High-definition video, high-resolution cameras, film formats, film projectors, and movie theater, theaters known for having very large screens with a tall aspect ratio (image), aspect ratio (approximately ei ...

certified big screen theater. The Northrop Grumman IMAX Theatre at Clark Planetarium emphasizes science and nature documentary programming. Shows feature both 3-D and 2-D

films A film, also known as a movie or motion picture, is a work of Visual arts, visual art that simulates experiences and otherwise communicates ideas, stories, perceptions, emotions, or atmosphere through the use of moving images that are gen ...

. A major renovation in November, 2010 modernized the theater with digital projectors, a new screen, new seats, and a new sound system.

Production

The Clark Planetarium Production Department creates its own digital dome cinema using a 464-node render farm.

Exhibits

The Clark Planetarium features of free exhibits including " Science on a Sphere," a computer animation globe by

NOAA The National Oceanic and Atmospheric Administration (NOAA ) is an American scientific and regulatory agency charged with forecasting weather, monitoring oceanic and atmospheric conditions, charting the seas, conducting deep-sea exploratio ...

. Also unique is "Newton's Daydream", the most ambitious audio-kinetic sculpture ever created by artist

George Rhoads George Rhoads (January 27, 1926 – July 9, 2021) was a contemporary American painting, painter, sculpture, sculptor and origami master. He was best known for his whimsical Rolling ball sculpture, audiokinetic sculptures in airports, science muse ...

. Other popular exhibits include a

Foucault pendulum The Foucault pendulum or Foucault's pendulum is a simple device named after French physicist Léon Foucault, conceived as an experiment to demonstrate the Earth's rotation. If a long and heavy pendulum suspended from the high roof above a circu ...

, Earth Globe,

Meteorites A meteorite is a rock that originated in outer space and has fallen to the surface of a planet or moon. When the original object enters the atmosphere, various factors such as friction, pressure, and chemical interactions with the atmospheri ...

, Telescope displays, and updating video from the

Hubble Space Telescope The Hubble Space Telescope (HST or Hubble) is a space telescope that was launched into low Earth orbit in 1990 and remains in operation. It was not the Orbiting Solar Observatory, first space telescope, but it is one of the largest and most ...

and NASA TV. The Clark Planetarium is also one of the few institutions to have an authentic

Moon rock Moon rock or lunar rock is rock originating from Earth's Moon. This includes lunar material collected during the course of human exploration of the Moon, and rock that has been ejected naturally from the Moon's surface and landed on Earth ...

sample on permanent loan from NASA. This rock was obtained from the

Apollo 15 Apollo 15 (July 26August 7, 1971) was the ninth crewed mission in the Apollo program and the fourth Moon landing. It was the first List of Apollo missions#Alphabetical mission types, J mission, with a longer stay on the Moon and a greate ...

mission and is displayed in a special exhibit showing the Apollo Moon landings and video footage of the astronauts collecting the displayed sample rock. New exhibits are added on a regular basis, including a rocketry display by ATK Launch Systems of Utah, a Solar Energy exhibit, and "Weight on Other Worlds".

Education and public outreach

The education department at the planetarium serves over 75,000 school children a year through field trips and traveling science education programs throughout the state of

. Outreach programs include ''auditorium programs'' which showcase some of the best interactive science demonstrations possible. In-depth visits to 6th grades focus on aspects of their astronomy curriculum, and ''star parties'' provide opportunities to directly view many celestial objects. Topics include

electricity Electricity is the set of physical phenomena associated with the presence and motion of matter possessing an electric charge. Electricity is related to magnetism, both being part of the phenomenon of electromagnetism, as described by Maxwel ...

Newton's laws of motion Newton's laws of motion are three physical laws that describe the relationship between the motion of an object and the forces acting on it. These laws, which provide the basis for Newtonian mechanics, can be paraphrased as follows: # A body re ...

phases of the Moon A lunar phase or Moon phase is the apparent shape of the Moon's directly sunlit portion as viewed from the Earth. Because the Moon is Tidal locking, tidally locked with the Earth, the same Hemisphere (geometry), hemisphere is always facing the ...

seasons A season is a division of the year based on changes in weather, ecology, and the number of daylight hours in a given region. On Earth, seasons are the result of the axial parallelism of Earth's axial tilt, tilted orbit around the Sun. In temperat ...

distance Distance is a numerical or occasionally qualitative measurement of how far apart objects, points, people, or ideas are. In physics or everyday usage, distance may refer to a physical length or an estimation based on other criteria (e.g. "two co ...

and scale,

planets A planet is a large, rounded 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 by the most restrictive definition of the te ...

, 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 ...

, and other science interest topics.

External links