Australia Telescope Compact Array

telescope, Narrabari, New South Wales, Australia

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July 19, 2026

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The Australia Telescope Compact Array (ATCA) is a radio telescope array located in Narrabri, New South Wales, Australia. Operated by the Commonwealth Scientific and Industrial Research Organization (CSIRO), it is designed for studying the southern skies, including nearby galaxies like the Magellanic Clouds. The ATCA consists of six elements that work together to achieve high resolution, similar to how multiple antennas combine their signals to act as a single, much larger telescope. This allows astronomers to observe celestial objects in radio wavelengths, providing insights into phenomena not visible with optical telescopes.1

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radio telescope
Radio telescope arrays
…Research Organization maintains the six-element Australian Telescope Compact Array at Narrabri, New South Wales, for studies of the southern skies, including in particular the nearby Magellanic Clouds.
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…Research Organization maintains the six-element Australian Telescope Compact Array at Narrabri, New South Wales, for studies of the southern skies, including in particular the nearby Magellanic Clouds.
Read More