The National Radio Astronomy Observatory (NRAO) is a federally funded research and development center of the United States National Science Foundation...

Radio astronomy is a subfield of astronomy that studies celestial objects at radio frequencies. The first detection of radio waves from an astronomical...

The Hartebeesthoek Radio Astronomy Observatory (HartRAO) is a radio astronomy observatory, located in a natural bowl of hills at Hartebeesthoek just south...

Code, Chapter 37A". National Radio Astronomy Observatory. Retrieved July 14, 2016. Sizemore, Wes; Acree, Jeff. "The National Radio Quiet Zone" (PDF). NRAO...

G. Jansky Very Large Array (VLA) is a centimeter-wavelength radio astronomy observatory in the southwestern United States. It lies in central New Mexico...

Green Bank Observatory (previously National Radio Astronomy Observatory, Green Bank) is an astronomical observatory located in the National Radio Quiet Zone...

Arecibo Observatory, also known as the National Astronomy and Ionosphere Center (NAIC) and formerly known as the Arecibo Ionosphere Observatory, is an...

Jodrell Bank Observatory (/ˈdʒɒdrəl/ JOD-rəl) in Cheshire, England hosts a number of radio telescopes as part of the Jodrell Bank Centre for Astrophysics...

radio telescope, surpassing the Effelsberg 100-m Radio Telescope in Germany. The Green Bank site was part of the National Radio Astronomy Observatory...

Parkes Observatory is a radio astronomy observatory, located 20 kilometres (12 mi) north of the town of Parkes, New South Wales, Australia. It hosts Murriyang...