Student shows cosmic signals are the ‘real deal’

A CAASTRO PhD student has settled one of astronomy’s burning questions with a radio telescope near Canberra that she helped refurbish. Manisha Caleb, who is enrolled at The Australian National University and works at Swinburne University, has confirmed that mystery...

Swirling particles in halo of a starburst galaxy

Astronomers have used a radio telescope in outback Western Australia to see the halo of a nearby starburst galaxy in unprecedented detail. A starburst galaxy is a galaxy experiencing a period of intense star formation and this one, known as NGC 253 or the Sculptor...

Riding ‘drifting carousel’ to understand pulsars

Astronomers hazard a ride in a ‘drifting carousel’ to understand pulsating stars What sounds like a stomach-turning ride at an amusement park might hold the key to unravelling the mysterious mechanism that causes beams of radio waves to shoot out from pulsars −...

“Peter Pan” radio galaxies may never grow up

A team of astronomers has doubled the number of known young, compact radio galaxies—galaxies powered by newly energized black holes. The improved tally will help astronomers understand the relationship between the size of these radio sources and their age, as well as...