How Long Does a Neutron Live? Physicists Make Most Precise Measurement Yet

Astronomers might have found the first exoplanet outside of our Milky Way. Revealed by X-rays, the bizarre world is about as big as Saturn, has lived through a nearby supernova, currently orbits a black hole or neutron star, and is destined to experience a second nearby supernova in the future.

Genetic risk of mental health conditions may influence where people choose to live, study suggests

Neutron star collisions are 'goldmine' of heavy elements. A study in Astrophysical Journal Letters reports that in the last 2.5 billion years, more heavy metals were produced in collisions between two neutron stars, than in mergers between a neutron star and a black hole.