His team attempted to identify the basic constituents of a universe that’s good at producing stars. “By 'constituents,' I mean ordinary matter, the stuff we are made of—the dark matter ...

Stars were once cautioned to avoid politics to protect their brand. Those days are over, writes media critic Brian Lowry in a guest column.

The neutron star, known as PSR J0952-0607, was discovered in 2017 about 3,000 light-years from Earth in the constellation Sextans. Recent measurements show the star weighs 2.35 times as much as ...

If quark stars do indeed exist, they must be very rare, since it's a very narrow window between the conditions needed to make a regular vanilla neutron star and a full-on black hole.