Neutron stars harbor some of the most extreme environments in the universe: their densities soar to several times those of ...

An international team of astronomers using the Green Bank Telescope (GBT) has discovered a pulsar that is orbited by two white dwarf stars. Pulsars are rapidly rotating neutron stars that can be used ...

In 1797 Henry Cavendish, one of Great Britain’s leading scientists, built a contraption to weigh the world. At the time, Earth’s mass was unknown, as was its composition. Was it mostly solid rock? Did ...

Gravitational-wave researchers have developed a new model that promises to yield fresh insights into the structure and composition of neutron stars. Gravitational-wave researchers at the University of ...