This is what it looks like when two gas-rich spiral galaxies collide.
2017 is looking to be a spectacular year for meteor showers. So here’s what to look out for in both the northern and southern skies.
An Australian-led observing survey, called Galah, is undertaking the immense task of disentangling our galaxy’s story.
Astronomers have taken a forensic approach to study the stellar halo of a galaxy to reveal hidden secrets on how such galaxies were formed.
To the naked eye the universe we can see on a clear night is dotted with thousands of stars. See through radio eyes, then things look very different.
What did Isaac Newton, Captain Cook and Eddie Mabo all have in common? Each, in their own way, looked to the heavens to make sense of the world, and the importance of their place in it.
The European Space Agency has charted more than a billion Milky Way stars – on its way to building the most detailed 3D map of our galaxy ever made.
Amazing shortlisted images from the Insight Astronomy Photographer of the Year 2016 competition, run by the Royal Observatory, Greenwich.