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Observatories & Radio Astronomy 


Edwin Hubble
Image Credit NASA


 

  Click on any of these topics to go to that section


image credit NOAA



 

Observatories
 

Air Force Maui Optical Station  The U.S. Air Force Research Laboratory (AMOS) facility is located on the summit of Haleakala on the island of Maui, Hawaii. The instruments include dual 1.2 meter telescopes, a 1.6 meter telescope, and the Raven 16" telescope in Kihei, Maui. The AMOS mission conducts research and development of space surveillance systems, and operation of the Maui High Performance Computing Center. Also visit the link http://www.afrl.af.mil/ for more information.
Amateur Astronomical Observatories  Web site by Bill Arnett. Features small observatories built by amateur astronomers. A great resource and inspiration if you have a desire to build your own personal observatory. Categories include Vendors, Roll Off Roofs, Domes, and Piers for your telescopes, and several related miscellaneous links.
The Anglo-Australian Observatory  Located at Siding Spring Mt. in New South Wales, a renowned Southern Hemisphere facility. Main telescopes include the 3.9 meter Anglo-Australian Telescope and the 1.2 Meter UK Schmidt Telescope. Other instruments include infrared and optical spectrographs, and, an array of radio telescopes near by.
Apache Point Observatory  APO is privately owned and operated by the Astrophysical Research Consortium (ARC) and located at Apache Point, New Mexico. The APO facility is one of the sites used in completing the Digital Sky Survey (DSS) The main telescopes are a 3.5 meter instrument and the 2.5 meter Sloan Digital Sky Survey Telescope. Some additional instruments include an infrared imager and grism spectrometer, a medium-resolution visible-light spectrograph and imager, a high-resolution visible-light CCD imager, and an echelle spectrograph. The facility does most of it's research through real time remote operations via the Internet.
ARENA  ARENA is a European networking activity aimed at fostering optical and infrared astronomy in
Antarctica, and primarily at Dome C at the CONCORDIA station on the Antarctic Plateau. 7 European countries (Belgium, France, Germany, Italy, Portugal, Spain, the UK and Australia make up the consortium. Primary science involves optical and infrared astronomy in Antarctica. Instruments include the ICECAM CCD camera, COBBER, SODAR, and SUMMIT. Plans for future include installation of a 2m telescope, and possibly a 4m telescope.
Australian Virtual Observatory  The AVO project is developing a virtual observatory designed to merge the world's astronomy archives, and  virtual observatory environment for publishing and analyzing astronomical data from Australian & International telescopes, and for comparing data with sophisticated theoretical models. Catalogs and datasets will include HIPASS Catalogue, the HIPASS, HVC catalog, MACHO, and the SUMSS source catalog. A wonderful resource that will allow individuals to browse, compile and retrieve images remotely from your desktop. Instruments used for the catalogs include the Parkes radio telescope, Anglo-Australian Telescope, Australia Telescope Compact Array & the Molonglo Observatory Synthesis Telescope. Links to Papers, Presentations, and numerous related web sites included.
Arkansas Sky Observatory  Established in 1971 by Dr. Clay Sherrod, a privately owned and operated observatory. This is actually the home page for two facilities. The Petit Jean Facility and the Conway facility. Observatory imaging information, sky event calendar, links for comets, asteroids, observing techniques, image library, discussion forums, links for further reading.
Armagh Observatory  The Armagh Observatory was founded in the year 1791 by Richard Robinson, Baron Rokeby, Archbishop of Armagh. It is located near Armagh, Ireland. The Armagh observatory was the second observatory built in the UK. It has a rich heritage in UK astronomical history. The Armagh web site provides the history of the observatory, a gallery of Armagh images, history & description of the Armagh instruments, information about current research at Armagh, an appended list of rare and antiquarian books accumulated by the observatory through 1883, historical information about the former directors of the observatories, numerous historical images, and numerous links to related web sites.
Astro-Web  Site from University of Strasbourg, France. This is a very comprehensive list of Observatories & Telescope resources on the internet. It contains 368 records on the list, if you are trying to find the site for a particular Telescope or Observatory this is the place.
Bradford Robotic Telescope Project  The Bradford Robotic Telescope Project is currently in the alpha testing phase of the project. When fully operational, amateur astronomers and scientists will be able to use the autonomous robotic telescope system to summit observing proposals. The facility is located at the Observatorio del Teide site of the Instituto De Astrofisica De Canarias, in Tenerife, Canary Islands, Spain. The telescope is situated at an altitude of 2,400 meters (7,874 feet). Web site provides current news & updates, web cam images, project science & technology, educational links & activities, a discussion forum, and links to related web sights.
Burke-Gaffney Observatory   Observatory located at the Department of Astronomy and Physics at Saint Mary's University, Halifax, Nova Scotia, Canada. The main instrument is an Ealing 41cm diameter Cassegrain reflecting telescope. Primarily used for it is primary used for teaching, public outreach, and modest research projects.
Canada-France-Hawaii Telescope  The Canada-France-Hawaii Telescope (CFHT) is a 3.6 meter optical-infrared telescope, located on the 4,200m summit of Mauna Kea. Construction began in 1977, with "First Light" in 1979. The telescope is a yoke type classical Prime Focus/Cassegrain combination. The CHFT is a member of the Gemini Project. The web site offers news & updates, science & technology of the telescope, & instruments, research & publications, large image gallery, Astronomy & Outreach, a Virtual Tour of the dome, and an assortment of links to related web sights.
Carlsberg Meridian Telescope  The Carlsberg Meridian Telescope is dedicated to carrying out high-precision optical astrometry. It is operated jointly by the Copenhagen University Observatory (CUO), the Institute of Astronomy, Cambridge (IoA) and the Real Instituto y Observatorio de la Armada en San Fernando (ROA) and was moved to La Palma in 1984. The telescope is a refractor with an objective of 17.8 cm diameter and focal length of 266 cm. Web site includes sky surveys for the Northern Hemisphere, data bases, images, and links to related information.
Cerro Tololo Inter-American Observatory  This site is home of CTIO a complex of astronomical telescopes and instruments located near La Serena, Chile. CTIO is operated by AURA with the National Science Foundation as a part of the National Optical Astronomy Observatories. You will find images & many links here.
Griffith Observatory  The Griffith Observatory and Planetarium is located in Los Angeles, CA. It was a gift to the city by Col. Griffith J. Griffith (1850 - 1919). The Observatory is a non-profit educational institution whose purpose is to provide information on astronomy and related sciences to the public. It is not a research institution. Instruments include the 12-inch Zeiss refracting telescope, a 9-1/2" inch Zeiss telescope donated in 1955 by amateur astronomer Ed Turner, and a 13" coelostat for solar observing. Educational web site with various links to related resources.
Harvard University Observatory  The Harvard University Observatory is located in Cambridge, MA. The observatory is home to two historical telescopes. The 15 inch "Great Refractor", and a 9 inch Alvan Clark refractor. The 15 inch was used in research for many decades and later by the observatory for their Public viewing programs. Currently this beautiful 15 inch instrument is undergoing a full restoration. The Oak Ridge Observatory is a facility of the Smithsonian Astrophysical Observatory which is part of the Harvard-Smithsonian Center for Astrophysics. The facility instrument is a 61 inch Wyeth reflector used in stellar radial velocities & the motions of comets and asteroids. They also conduct Radio Astronomy research with an 84 foot steerable radio telescope used in Project BETA, a search for extraterrestrial intelligence. Numerous links to related web sites are provided.
High Altitude Observatory  The High Altitude Observatory is located in Boulder, CO. The observatory explores the Sun and its effects on the Earth's atmosphere and physical environment. It is operated by
The Isaac Newton Group of Telescopes 
The Isaac Newton Group of Telescopes (ING) consists of the 4.2-m William Herschel Telescope (WHT), the 2.5-m Isaac Newton Telescope (INT), and the 1.0-m Jacobus Kapteyn Telescope (JKT), operating on the island of La Palma in the Canary Islands, Spain. The web site contains includes links to the various instruments, images, science and news resources, observing and telescope time, a virtual tour, public information, and numerous links to related information and web sites.
W.M. Keck Observatory  Home site for the Keck Observatory located on the summit of Mauna Kea volcano in Hawaii. The Keck telescopes are the largest optical and infrared telescopes in the world! This is a great web site lots of wonderful images and great links. You can learn about interferomoetry, ESI, HIRES, LRIS, LWS, NIRC, NIRSPEC, and next-generation Near Infrared Camera. Extensive links included.
Kitt Peak Observatory  Kitt Peak Observatory is located near Tucson, Arizona. The Kitt Peak Observatory site was selected in 1958 with support from the National Science Foundation (NSF). Kitt Peak Observatory hosts 22 optical telescopes and two radio telescopes in addition to numerous scientific instruments. Be sure to visit the Virtual Tour section on the web site to view many of the observatory instruments and the facilities.
La Silla Observatory  Observatory  Located in La Silla Chile, one of two facilities operated by the ESO (European Southern Observatory). The La Silla Observatory has several instruments the largest is the 3.6-M telescope. The La Silla facility conducts research using Infrared, Spectroscopic, and observational astronomy.
Las Campanas Observatory  Las Campanas Observatory is located near La Serena Chile and is a member of the Magellan Project. The primary instruments are the  Baade and the Clay 6.5-meter reflecting telescopes. The web site includes telescope & observing information, and links to the Carnegie Institute.
Lowell Observatory  Founded in 1894 by Percival Lowell, home of the legendary 24 " refractor made by Alvin Clark. Clyde Tombaugh an amateur astronomer and employee of Lowell Observatory discovered Pluto on February 18, 1930 using the Clark refractor. The Clark Telescope is still in use today as part of the observatory's educational outreach program for the general public. Online Lowell quarterly newsletter, further links for resources and information on observatories, and Lowell's "StarTales".
Mt Graham International Observatory  Homepage for MGIO a division of Steward Observatory the research arm for the Department of Astronomy at the University of Arizona. Mt Graham is located near Safford, Arizona. You will find information about the LBT (Large Binocular Telescope ) and the Heinrich Hertz submillimeter Telescope ,and the Vatican Advanced Technology Telescope.
Mount Laguna Observatory  The Mt Laguna Observatory is located near San Diego, CA in the Cleveland National Forest. The observatory is operated by the University of San Diego and the University of Illinois at Urbana-Champaign. The  observatory uses several instruments including a 40-inch reflector, the Clifford Smith 24-inch reflector, and a 16" reflector. Also the Reginald Buller 21-inch scope is used in public outreach programs. Links to USD astronomy programs and related information.
MMT Observatory  Home page for the Multiple Mirror Telescope site, a joint facility of the Smithsonian Institution & the University of Arizona. This Observatory is located near Amado, Arizona on the peak of Mt. Hopkins along with other telescopes. The MMT is a 6.5 ( 256-inch ) telescope. Lots of images & links.
Mt Stromlo Observatory  Mt Stromlo Observatory located near Canberra AU. The facility was engulfed by a devastating brush fire on January 18, 2003. The observatory lost 5 main telescopes including the Gemini  NIFS Near-Infrared Integral Field-Spectrograph. This 2.5 million dollar instrument was nearing final testing before delivery to the Gemini Observatory on Mauna Kea HI. Sadly another magnificent historical telescope the 50" Great Melbourne Reflector in use since 1869 was also destroyed. The long process of rebuilding this essential Southern hemisphere facility is currently underway. The NIFS instrument is also being reconstructed.
Mt Wilson Observatory  Mt Wilson Observatory is located in the San Gabriel Mountains near Pasadena, CA. The facility was originally conceived in 1904 by George Hale while he was employed by Yerkes Observatory. The first instrument at Mt. Wilson was the The Snow telescope. Mt Wilson is home to the historical 100" Hooker telescope, built in 1917. The facility continues to conduct research in Helioseismology, High Angular Resolution astronomy, Infrared & Optical Interferometry, Stellar activity, and the TIE (telescopes in education) program. The web site contains numerous web pages, and a large collection of links to related web sites.
Mt Wilson Virtual Observatory  This  site was created & maintained by Colleen Gino. She formerly was employed by the Mt Wilson Institute.  This is a fun site to see photos & views from Mt. Wilson Observatory. Links to other useful sites included.
National Solar Observatory  The NSO web site is home to both the Kitt Peak, AZ and Sacramento Peak, NM Solar Observatories. Here you will find links to both sites, NSO mission statement, Telescope schedules, publications, visitor information, solar image galleries, real time solar images, and numerous links to related websites.
Palomar Observatory  Palomar Observatory is located on Palomar Mountain near San Diego CA. The observatory was completed in November 1947, after delays in construction due to WW II. The observatories main instruments are the 200" Hale Telescope, the 48-inch Oschin Telescope, an 18-inch Schmidt telescope, and a 60-inch reflecting telescope. Palomar Observatory is involved in many areas of research including DPOSS (Digitized Palomar Observatory Sky Survey), DPOSS II, Submillimeter Wave Astrophysics, Infrared Spectroscopy, Observational Cosmology, and The Palomar Testbed Interferometer. On July 31, 2003 the Palomar Observatory will begin conducting a new sky survey, the Palomar-QUEST survey using the newly refurbished 48-inch Oschin Telescope.
Parnal Observatory  Observatory located in Parnal, Chile. Operated by ESO in conjunction with the LA Silla Observatory. The main telescope is the VLT (Very Large Telescope) which is an array of four 8.2 meter telescopes. Two future telescope projects are also currently under way at Parnal, the VLT Survey Telescope a 2.5 meter instrument, and the VISTA Visible and Infrared Survey Telescope for Astronomy a 4 meter instrument.
Pine Mountain Observatory  Web site for the Observatory operated by University of Oregon Physics Department. Pine Mountain is located near Bend, OR. and is a member of NASTEC and GNAT. Instruments include three Cassegrain reflecting telescopes, with mirrors of 15", 24", and 32" diameters, each in its own domed building  The web site offers an image gallery, Outreach information and activities, link to Friends of Pine Mountain and several links to related web sites.
Puckett Observatory  The Puckett Observatory located is in Ellijay, GA. The observatory is dedicated to the study and research of comets, and supernovae. It is a privately owned facility owned & operated by Tim Puckett. The observatory's main instrument is a 24.25" f/8 Ritchey-Chretien reflector. The observatory has been credited with the discovery of 70 supernovae. The web site includes image galleries for supernovae and comets, a comet astrometry page, a link to the ObservatoryScope (observatory class Robotic telescopes) web site and a number of links to other resources on comets.
Royal Observatory Greenwich  The Royal Observatory in Greenwich UK was built in 1675 by King Charles II. John Flamsteed was the first "Astronomer Royal" appointed in 1675. The observatory originally was built to help solve the problem of finding longitude for ship navigation. The observatory was closed in 1998 and the Royal Observatory is now located at Cambridge. Web site provides a history of the observatory, news & historical information, astronomy research & numerous links to related web sites.
SAAO  The South African Astronomical Observatory (SAAO) is the national facility for Optical and Infrared astronomy in South Africa and is part of the National Research Foundation. The SAAO began with the founding of the Royal Observatory at the Cape of Good Hope in 1820. The large web site includes history of SAAO, current news, science & technology of instruments, facility information, proprosals, public information and numerous links to related web sites.
South African Large Telescope  The SALT observatory completed in 2005 is located in Sutherland South Africa. The main instrument is an 11 meter mirror, along with additional instruments the Prime Focus Imaging Spectrograph (PFIS), High Resolution Spectrograph (HRS) and the SALT imaging camera (SALTICAM). The observatory primarily conducts research in Spectroscopy. The web site provides SALT news, research & observing proposals, images, science & technology of SALT, and several related links.
SOAR Telescope  The SOAR (SOuthern Observatory for Astrophysical Research) Telescope is a 4.1 m optical telescope, located near Cerro Pachon, Chile. The facility was constructed in 1998, with the mirrors completed in 2004. Instruments include the SOAR Optical Imager,
Goodman HTS, Spartan Infrared Camera, and the OSIRIS (Ohio State Infrared Imager/Spectrometer). The SOAR telescope observatory conducts research in Gamma Ray Bursts.
Stephen F. Austin State University Observatory  The SFA observatory is located just outside of Nacogdoches, TX. They use several telescopes in the observatory facilities, including a 41" telescope that was built by the faculty and staff of the Dept. of Physics & Astronomy. Regular public viewings are scheduled by the students of the Physics Club. Many links are provided that detail the research that is conducted by the University, including, Extrasolar Planets, Eclipsing Binary Stars, Radio Astronomy, Supernova research, and Spectroscopy.
Steward Observatory  Home page for U of A's Steward Observatory Located at the University of Arizona. Information about Steward Observatory Mirror Laboratory, MMT Multiple Mirror Telescope Observatory, LBT Large Binocular Telescope Project, Mount Graham International Observatory, and the NGST (next generation telescope) Design Studies at U of A. Excellent links for further reading and research.
Strasburg Astronomical Observatory The Strasburg Observatory is a research facility located in Strasburg, France. It hosts teaching and research activities, maintains the CDS SIMBAD catalog, and provides public outreach opportunities with the Planetarium.
Subaru Telescope  The Subaru Telescope is an 8.2 meter optical-infrared telescope located on the 4,200m summit of Mauna Kea on the island of Hawaii. The construction of the facility began in 1991. "First Light" for the telescope was in January 1999. Web site provides background & science of Subaru, image gallery, current news and press releases, a FAQ's, kids links, downloads, and links to related web sights.
Sunriver Nature Center & Observatory  The Sunriver Nature Center & Observatory is a private, non-profit scientific and educational organization in Sunriver, Oregon. If you visit Oregon make sure to plan a visit to the center. They have a variety of telescopes for observing, and solar viewing. Visitors have access to all the telescopes, or you can bring your own telescope. They have many educational programs, and summer events for families and often feature guest speakers.
UCAR (University Center for Atmospheric Research). Some of the ground instruments used at the observatory include  CoMP, ECHO, PSPT, STARE, POLIS, DLSP, . Space based instruments used Solar-B, Sunrise, SDO/HMI, and the SMM. The UCAR website leads to multiple links for UCAR, HAO, NCAR, UCP, and the National Science Foundation. Plenty of links to additional Meteorological, Space weather, and other Atmospheric sciences, and programs for undergraduate, postgraduate students, researchers, and the general public.
United States Gemini Program  The USGP at NOAO is the gateway to the International Gemini Observatory: twin 8.1 meter telescopes located in Hawaii & Chile. You will find all kinds of information & links here for the Gemini program.
University of Virginia Observatories   The University of Virginia began an observational astronomy program in the late 1800's, beginning with the Leander McCormick observatory. This facility still operates the historical Alvan Clark 26 inch refractor which was dedicated in 1885. Today the University operates programs and conducts research at the McCormick observatory, the Mt Graham Observatory University of Arizona, the Fan Mountain Observatory, and the Steward Observatory University of Arizona. The UV web site provides information on the telescopes, history of the UV astronomy program, links to each of the telescope facilities and research, and numerous links to related web sites.
The Whole Earth Telescope Project  The WET project is a world-wide network of cooperating astronomical observatories researching in the science of stellar seismology. The web site provides a history of the project, contact information, list of participating observatories with links to their web sites, forum, member publications, and related links.
Yerkes Observatory  Yerkes Observatory is located in Williams Bay, WI. The observatory site was chosen by George Ellery Hale. The observatory was built in 1897. It is a part of the University of Chicago's Department of Astronomy & Astrophysics. The first telescope was the Yerkes 40 inch refractor named after Charles Tyson Yerkes who financed the building of the observatory. Today the Yerkes Observatory has 5 research telescopes and conducts research in Infrared astronomy, radio waves, gamma ray, and other astrophysical research at other sites in addition to the Yerkes facility. The web site provides a nice background and history of the observatory, current research programs, public outreach, historical photos, a virtual tour, and links to related web sites.

 

Radio Astronomy



 

ALMA  ALMA, the Atacama Large Millimeter Array. When constructed this facility will be located on the Atacama Plains of the Andes Mountains of northern Chile. This project is under development by the  National Science Foundation (NSF), and the European Southern Observatory (ESO). The instruments will involve a large array of 64, 12 meter antennas configured from 150 meters to 10 km apart. An immense mission at this point.
Arecibo Observatory  Arecibo Observatory is located near Arecibo, Puerto Rico. Arecibo is operated by Cornell University in cooperation with the National Science Foundation. The Arecibo Observatory is the worlds largest single-dish radio telescope at 305 meters (1000') in diameter, 167' deep. The Arecibo Observatory was built as a result of research by Dr. William Gordon (PDF section1:3) during his tenure at Cornell University in the late 1950's. Arecibo was completed on November 1, 1963. The telescope underwent refurbishing with the addition of A Gregorian reflector system in 1997. Today Arecibo continues to perform research in many areas including, the study of planets, pulsars, quasars, outer galaxies, and dark matter, and it provides data for analysis by the SETI program .
ARISE   ARISE Advanced Radio Interferometry between Space and Earth is a VLBI (Very Long Baseline Interferometry) mission. It is part of NASA's Structure and Evolution of the Universe program. The ARISE observatories will entail a mission consisting of one, or possibly two 25-meter radio telescopes in highly elliptical Earth orbit. The ARISE mission is still in development as the telescope's inflatable antennas, will require the latest emerging technology in order to build the lightweight 25 meter aperture array for deployment in Space. Currently the mission is planned for an expected launch in 2008. The ARISE telescope will study Black holes, Accretion disks, and the study of gravitational lenses throughout our Universe. The ARISE web site provides a thorough look at the mission offering a mission overview, science & technology of the project, a basic ARISE tutorial for "dummies", image gallery, and links to related web sites.
Effelsberg Radio Telescope  The Effelsberg Radio Observatory was under construction from 1968 to 1971, and in operation since 1972. The facility is a member of the Max-Planck-Institute for Radio Astronomy. The dish is a 100m instrument and is one of the world's largest fully steerable instruments. The observatory is located near Bad Münstereifel-Effelsberg, 40 km southwest of Bonn, Germany. Observing modes include spectral line, continuum, pulsar, and VLBI . The web site provides links to the Institute, images, news, current research, and a large assortment of links to related web sites.
FIRST  Faint Images of the Radio Sky at Twenty-cm- (FIRST) is a project designed to produce the radio equivalent of the Palomar Observatory Sky Survey over 10,000 square degrees of the North and South Galactic Caps. The survey began in 1993 has produced over 34,000 two-million pixel images covering 9200 square degrees of the sky at 20 cm. The web site provides an introduction and overview of the project, catalog & images for all data through 9/2002 containing 811,000 sources and covering 9030 square degrees is available. For the easiest access to the FIRST survey it is recommended that you use the FIRST Cutout server. The web site also provides a list of FIRST publications, and links to related resources.
Grote Reber  Grote Reber built the first radio telescope in 1937 a 9 Meter dish.

Haystack Observatory  Haystack Observatory located near Groton MA., is a multidisciplinary research facility of MIT engaged in radio astronomy, geodesy, atmospheric science, and radar applications. The Haystack radio telescope is a fully steerable paraboloidal antenna, 37 meters in diameter, enclosed in the world's largest space frame radome.
JPL/NASA Radio Astronomy Guide (PDF)  A PDF workbook prepared by Diane Fisher Miller of the Goldstone Apple-Valley Radio Telescope Facility. The Goldstone-Apple Valley Radio Telescope (GAVRT) is located in a remote area of the Mojave Desert, 40 miles north of Barstow, California. The workbook provides a guide to understanding the technology used in Radio Astronomy. Topics include Discovering an Invisible Universe, The Properties of Electromagnetic Radiation, The Mechanisms of Electromagnetic Emissions, Effects of Media, and the Effects of Motion and Gravity, and other related discussions. Provides a very thorough background in understanding Radio Astronomy. Also a glossary and links to related web sites and further reading.
Jodrell Bank Observatory  Jodrell Bank Observatory is located at the astronomy research center of the University of Manchester. The Jodrell Observatory was established in late 1945 by Dr. Bernard Lovell. The original parabolic reflector 66 meters (218 ft) telescope was built in 1947. A second 76-meter (250 ft) telescope was completed in 1957. Recently the Lovell telescope has been completely refurbished and upgraded. The Lovell telescope is a part of MERLIN and the European VLBI (Very-Long-Baseline-Interferometry). The Jodrell Bank Observatory is active in many areas of research; Cosmic Microwave Background, Pulsars, Theoretical Astrophysics & Cosmology, Optical Astronomy, Active Galaxies, HI Jodrell All Sky Survey, and many other programs that are advancing knowledge of our Universe. Web site contains numerous pages and links to related web sites and more information on Radio Astronomy.
NRAO Green Bank WV  NRAO operates the Robert C. Byrd Green Bank Telescope (GBT), the world's largest fully steerable single aperture antenna. In addition to the GBT, several other telescopes exist at the Green Bank site. Web site provides an introduction to Radio Astronomy using text, images and graphics, links to historical telescopes at Green Bank. Other areas include educational links, links to other Radio Astronomy sites and facilities, and an extensive library of publications, journals and research.
NRAO Radio Astronomy FAQ's  NRAO  web site provides a basic introduction to Radio Astronomy. Explanation of Radio Astronomy technology, History of Radio Astronomy, How Radio Waves are Produced, Radio Astronomy and Interference, and a fun activity sheet titled "Make Your Own Radio Image".
Narrabri Observatory  Narrabri Radio telescope array is part of the Australia Telescope National Facility, and a part of the Australian Long Baseline Array. The telescope facility is near Narrabri in New South Wales, Australia. The array consists of 6 22-M antennas. The observatory conducts research to study and understand galaxies, supernovas, conduct sky surveys of both the Northern & Southern hemispheres, Pulsars, and the Magellanic Clouds. This large web site contains numerous web pages, and includes an overview of the facility, research, images, news & updates, survey data, and a number of links to related web sites.
National Radio Astronomy Observatory  Home site for the NRAO. Site contains a wealth of information about NRAO and Radio Astronomy. Extensive links for Education and Public Outreach, Astronomer Resources, News and Events, an Image Gallery, the Technology and science of Radio Astronomy, links to other Radio Astronomy facilities and Telescopes, numerous links to related web sites and resources.
NRAO NM  Home of the VLA ( Very Large Array) Radio Observatory facility, located on the Plains of San Agustin fifty miles west of Socorro, New Mexico. The site encompasses 27 radio antennas in a Y-shaped configuration. The VLA is an interferometer; this means that it operates by multiplying the data from each pair of telescopes together to form interference patterns. The web site provides a newsletter, Image Gallery, a Newsletter ( PDF file) and numerous links to related web sites and additional resources.
Parkes Observatory  The Parkes Observatory built in 1961 is located near Alectown, Parkes, NSW Australia. The Parkes radio telescope is 64m in diameter. The web site provides Observer information, Parkes News & Visitor information, Major Research Projects, On-Line Documentation, Technical & Science information, Images & Webcam, and numerous links to related web sites and information.
VLBA  (Very Large Baseline Array) web site. The 10 VLBA antennas are spread across the United States from St. Croix in the Virgin Islands to Mauna Kea on the island of Hawaii, making it the world's largest dedicated, full-time astronomical instrument. The operations center for the array is located in Socorro, New Mexico on the campus of New Mexico Tech. Each VLBA station consists of an 82-foot (25- meter) diameter dish antenna. Site provides a virtual tour of the antenna sites, an Image Gallery, an overview of the VLBA and numerous related web sites and links to additional resources.
Whispers from the Cosmos  Web site from BIMA (Berkley-Illinois-Maryland Association) Radiosynthesis Array, and the University of Illinois. The BIMA array web site provides a multimedia tour of Radio Telescopes and the research that they conduct. The facility at Hat Creek in northern California is currently operating six dishes. In the future they plan to add an additional six dishes to the array. The web site offers several web pages explaining the science & technology of radio telescopes, science & research at Hat Creek, a glossary, and numerous links to related web sites for further reading.