Contact: Dave Finley
dfinley@nrao.edu
575-835-7302
National Radio Astronomy Observatory

Robert C. Byrd Green Bank Telescope

Caption: The Robert C. Byrd Green Bank Telescope in West Virginia, the world's largest fully steerable radio telescope antenna. Its great sensitivity made possible the magnetic-field measurement in the distant protogalaxy.

Credit: NRAO/AUI/NSF

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