Australasian Science: Australia's authority on science since 1938

What Is the SKA?

The first phase of the Square Kilometre Array at night.

Artist’s impression representing the first phase of the Square Kilometre Array at night, with its two instruments SKA1 LOW (in Australia, on the left) and SKA1 MID (in South Africa, on the right). SKA1 LOW will comprise 130,000 dipole antennas while SKA1 MID will comprise 200 dishes, including 64 MeerKAT dishes. Credit: SKA Organisation

By Willem van Straten

The Square Kilometre Array is an unprecedented international collaboration to build the world's largest radio telescope and address some of the most fundamental questions of modern science.

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