The Australia Telescope Compact Array (ATCA), at the Paul Wild Observatory, is an array of six 22-m antennas used for radio astronomy. It is located about 25 km west of the town of Narrabri in rural NSW (about 500 km north-west of Sydney).
Made up of six identical antennas, the Australia Telescope Compact Array is used by astronomers to study the structure and evolution of our Universe.
Compact Array Visitors Centre
A visit to our Australia Telescope Compact Array is a highlight of any trip to the north-west region of New South Wales.
Opening hours and visitor information for the Compact Array Visitors Centre
The Compact Array Visitors Centre is open to the public 7 days a week, every day of the year.
Things to see and do at the Compact Array Visitors Centre
Bring a picnic and enjoy the view when you visit our Australia Telescope Compact Array, one of the world's leading radio telescopes.