![Great scientific step forward': Construction of world's largest radio observatory is finally under way Great scientific step forward': Construction of world's largest radio observatory is finally under way](https://images.nature.com/original/magazine-assets/d41586-022-04254-7/d41586-022-04254-7_23782330.jpg)
Great scientific step forward': Construction of world's largest radio observatory is finally under way
![One of the six, rail track mounted telescopes at the Australian Telescope Compact Array, Paul Wild Observatory near Narrabri in NSW, Australia Stock Photo - Alamy One of the six, rail track mounted telescopes at the Australian Telescope Compact Array, Paul Wild Observatory near Narrabri in NSW, Australia Stock Photo - Alamy](https://l450v.alamy.com/450v/trc0np/one-of-the-six-rail-track-mounted-telescopes-at-the-australian-telescope-compact-array-paul-wild-observatory-near-narrabri-in-nsw-australia-trc0np.jpg)
One of the six, rail track mounted telescopes at the Australian Telescope Compact Array, Paul Wild Observatory near Narrabri in NSW, Australia Stock Photo - Alamy
![CSIRO Australia Compact Array (AU), six radio telescopes at the Paul Wild Observatory, is an array of six 22-m antennas located about twenty five kilometres (16 mi) west of the town of CSIRO Australia Compact Array (AU), six radio telescopes at the Paul Wild Observatory, is an array of six 22-m antennas located about twenty five kilometres (16 mi) west of the town of](https://sciencesprings.files.wordpress.com/2015/01/australian-telescope-compact-array.jpg)
CSIRO Australia Compact Array (AU), six radio telescopes at the Paul Wild Observatory, is an array of six 22-m antennas located about twenty five kilometres (16 mi) west of the town of
![Deep space exploration radio telescopes array on rails in Australian Narrabri CSIRO station against clear blue sky Stock Photo - Alamy Deep space exploration radio telescopes array on rails in Australian Narrabri CSIRO station against clear blue sky Stock Photo - Alamy](https://c8.alamy.com/comp/2GNH83M/deep-space-exploration-radio-telescopes-array-on-rails-in-australian-narrabri-csiro-station-against-clear-blue-sky-2GNH83M.jpg)
Deep space exploration radio telescopes array on rails in Australian Narrabri CSIRO station against clear blue sky Stock Photo - Alamy
![Construction approved to begin for SKA telescopes in Australia and South Africa – Astronomy Australia Limited Construction approved to begin for SKA telescopes in Australia and South Africa – Astronomy Australia Limited](https://astronomyaustralia.org.au/wp-content/uploads/2021/06/Australia_Sth-Africa-SKA.jpeg)
Construction approved to begin for SKA telescopes in Australia and South Africa – Astronomy Australia Limited
![BlackGEM telescopes begin hunt for gravitational-wave sources at ESO's La Silla Observatory | ESO Australia BlackGEM telescopes begin hunt for gravitational-wave sources at ESO's La Silla Observatory | ESO Australia](https://cdn.eso.org/images/newsfeature/eso2308a.jpg)
BlackGEM telescopes begin hunt for gravitational-wave sources at ESO's La Silla Observatory | ESO Australia
![Are we alone in the universe?': work begins in Western Australia on world's most powerful radio telescopes | Astronomy | The Guardian Are we alone in the universe?': work begins in Western Australia on world's most powerful radio telescopes | Astronomy | The Guardian](https://i.guim.co.uk/img/media/65ed3f45bb9dd61d9c83f1d1940f51b61006cfed/0_0_2328_1306/master/2328.jpg?width=620&quality=85&auto=format&fit=max&s=e1de13065946b801cc9d81c2a69892c3)