Unique Telescopes

Home
Gallery
Unique Telescopes

These two enormous telescopes in Green Bank, West Virginia are unique in the world. In the foreground is the Green Bank Telescope, the world’s largest fully-steerable telescope. At 485-feet high and over 300-feet across, the GBT weighs 17 million pounds. In the background, the 140-foot (43-meter) telescope is the world’s largest polar-aligned telescope.

Credit: NRAO/AUI/NSF

Facebook

Twitter

GBT Radio Telescopes and Technology

Download Image

Hi-Res Full-Size	1920 x 1556	3 MB
Screensize File	1024 x 830

Media Use Policy

The National Radio Astronomy Observatory is a facility of the National Science Foundation operated under cooperative agreement by Associated Universities, Inc.
	Founded in 1956, the NRAO provides state-of-the-art radio telescope facilities for use by the international scientific community. NRAO telescopes are open to all astronomers regardless of institutional or national affiliation. Observing time on NRAO telescopes is available on a competitive basis to qualified scientists after evaluation of research proposals on the basis of scientific merit, the capability of the instruments to do the work, and the availability of the telescope during the requested time. NRAO also provides both formal and informal programs in education and public outreach for teachers, students, the general public, and the media.
	The National Science Foundation (NSF) is an independent federal agency created by Congress in 1950 "to promote the progress of science; to advance the national health, prosperity, and welfare; to secure the national defense..."
	AUI collaborates with the scientific community and research sponsors to plan, build, and operate cutting-edge facilities. We cultivate excellence, deliver value, enhance education, and engage the public.

Unique Telescopes

More GBT Images & Videos