What happens when matter is squashed to the brink of collapse? We weighed a neutron star to help NASA find out
- Written by Daniel Reardon, Postdoctoral researcher in pulsar timing and gravitational waves, Swinburne University of Technology
Artist's impression of a white dwarf star orbiting a pulsar and producing a gravitational time delay. Carl Knox / Swinburne / OzGravNeutron stars are some of the most extreme objects in the universe. Formed from the collapsed cores of supergiant stars, they weigh more than our Sun and yet are compressed into a sphere the size of a city.
The dense...





