Astronomers produce most sensitive radio image ever of ancient star cluster
Astronomers have created the most sensitive radio image ever of an ancient star cluster. The image is of the second brightest globular cluster in the night sky – known as 47 Tucanae. A previously undiscovered radio signal from the centre of the cluster was also detected by the scientists. Astronomer Dr Arash Bahramian, from the International Centre for Radio Astronomy Research (ICRAR), Australia, said star clusters are an ancient relic […]