Scientists have discovered why heavyweight galaxies living in a dense crowd of galaxies tend to spin more slowly than their lighter neighbours.
Efforts to reduce the gender gap and encourage more women in Australian astronomy are being rewarded, write Virginia Kilborn and Sarah Brough.
What is our universe? Where did it come from? Associate Professor Sarah Brough studies rare mega-galaxies - thousands of times the size of the Milky Way - which she likens to interviewing elders about our past community.