Neutron stars, these cosmic remnants resulting from the catastrophic explosion of massive stars, represent one of the most ...

Intense gravitational lensing means you’d be able to see much more of a neutron star standing on its surface than you would ...

Physicists have analyzed two enormous black hole mergers that happened one month apart and have come up with tantalizing ...

Astronomers have unveiled the largest low-frequency radio color image of the Milky Way ever created, offering a sprawling, interactive cosmic panorama with unprecedented detail.

Neutron stars pack extreme mass into tiny volumes. Scientists explore how compact they can become before collapsing into ...

By developing a new theoretical relation describing just how compact neutron stars — which are the remnants of massive stars ...

Creating a neutron star Before you can get this ideal cosmic laboratory, a star first has to die. The end of a star’s life depends largely on its mass. Unremarkable stars like the Sun go out with a ...

V Sagittae’s violent mass transfer hints at an imminent nova—and a future supernova visible from Earth. Binary star systems are fairly common in the universe, as are pairs where one star is a compact ...

NASA's NICER telescope halts its mission after a key motor fails; engineers attempt to salvage eight years of space science.

The collision and merger of two neutron stars—the incredibly dense remnants of collapsed stars—are some of the most energetic events in the universe, producing a variety of signals that can be ...

The federal government has been—and must remain—a critical partner in foundational technological innovation and research ...