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Telescope

Space-based observatories

Ground-based observatories

Shaping technology for reflecting telescopes

Adaptive optics

Technique used to improve performance of optical systems by compensating for distortions

Altazimuth mount

Support mechanism with rotation about the horizontal and vertical axes

Aperture synthesis

Mixing signals from many telescopes to produce images with high angular resolution

Arecibo Observatory

Radio observatory in Arecibo, Puerto Rico

Astronomical filter

Telescope accessory used to improve details of viewed objects

Astronomical interferometer

Array used for astronomical observations

Atacama Large Millimeter Array

66 radio telescopes in the Atacama Desert of northern Chile

Cassegrain reflector

Main design element of Cassegrain reflecting telescope

Chandra X-ray Observatory

Space telescope

Dobsonian telescope

Type of Newtonian telescope popularized by John Dobson

Effelsberg 100-m Radio Telescope

Radio telescope in Germany

Equatorial mount

Mounting system for camera or telescope

Extremely Large Telescope

Major astronomical facility in Chile

Type of lens attached to a variety of optical devices such as telescopes and microscopes

Fermi Gamma-ray Space Telescope

Space telescope for gamma-ray astronomy launched in 2008

Five-hundred-meter Aperture Spherical Telescope

Radio telescope located in Guizhou Province, China

Gaia (spacecraft)

European optical space observatory for astrometry

NASA ultraviolet space telescope

Gemini Observatory

Giant Magellan Telescope

Ground-based telescope under construction, planned for completion in 2029

Gravitational-wave observatory

Device used to measure gravitational waves

Green Bank Telescope

Radio telescope in Green Bank, WV, US

Gregorian telescope

Type of reflecting telescope

Herschel Space Observatory

European infrared space observatory for cosmology; medium-class mission in the ESA Science Programme

Scientific satellite of the European Space Agency

Hubble Space Telescope

Space telescope

IceCube Neutrino Observatory

Observatory constructed under the ice at the South Pole

Infrared telescope

Telescope that uses infrared light to detect celestial bodies

European gamma-ray space observatory for general astronomy; medium-class mission in the ESA Science Programme

Infrared space observatory

James Webb Space Telescope

NASA/ESA/CSA space telescope launched in 2021

Jodrell Bank Observatory

Radio astronomical observatory at the University of Manchester, England

Kepler space telescope

Tenth mission of the Discovery program; optical space telescope for exoplanetology

Large Binocular Telescope

Telescope for optical astronomy

Gravitational wave detector

Low-Frequency Array

Radio telescope network located mainly in the Netherlands

Mauna Kea Observatories

Astronomical observatories in Hawaii

Radio telescope consisting of 64 antennas in South Africa

Mount Wilson Observatory

Astronomical observatory in Los Angeles County, California, USA

Newtonian telescope

Type of reflecting telescope

Optical telescope

Telescope for observations with visible light

Main light-gathering source of reflecting telescope

Radio telescope

Directional radio antenna used in radio astronomy

Reflecting telescope

Telescopes which utilize curved mirrors to form an image

Refracting telescope

Type of optical telescope

Ritchey–Chrétien telescope

Specialized Cassegrain telescope

Satellite X-ray telescope

Schmidt–Cassegrain telescope

Compact telescope design

Solar telescope

Special purpose telescope used to observe the Sun

South Pole Telescope

Telescope at the South Pole

Space telescope

Instrument in outer space for observing distant space objects

Spitzer Space Telescope

Infrared space telescope

Square Kilometre Array

Radio telescope planned in Australia and South Africa

Subaru Telescope

Japanese telescope and observatory

Instrument that makes distant objects appear magnified

Telescope mount

Mechanical structure which supports a telescope

Thirty Meter Telescope

Future observatory in the United States

Very Large Array

Radio astronomy observatory located in New Mexico

Very Large Telescope

Telescope in the Atacama Desert, Chile

Very Long Baseline Array

Radio interferometer / radio telescope

Virgo interferometer

Gravitational waves detector

W. M. Keck Observatory

Astronomical observatory located in Hawaii

Wide-field Infrared Survey Explorer

NASA infrared-wavelength space telescope

Wise Observatory

X-ray space observatory

X-ray telescope

X-ray detectors used in X-ray astronomy

X-ray telescope

Telescope designed to observe objects in the X‑ray band of the electromagnetic spectrum