The mission to reduce the carbon footprint of astronomy

When Adriaan Schutte took up his job as a chief power engineer at the Square Kilometre Array Observatory (SKAO), he had a clear goal in mind: to build the world’s most sustainable research facility. 

It was an ambitious goal. SKAO is set to become the world’s largest radio telescope, an astronomical observatory that uses tens of thousands of antennas to catch radio waves coming from distant stars, planets and galaxies