As the collapsed core of a massive star, a neutron star is a small but incredibly dense object, packing up to three times the ...

Electron-capture supernovae (ECSNe) are stellar explosions that occur in stars with initial masses around 8–10 times that of ...

The universe is a strange place. The X-ray Imaging and Spectroscopy Mission (XRISM) orbiting observatory recently highlighted ...

A teaspoon of neutron star material would weigh billions of tons and unleash energy equal to the Sun’s output in seconds.

A couple months back, astronomers officially confirmed the existence of “Betelbuddy,” Betelgeuse’s long-suspected companion ...

In the 1960s, the United States, the United Kingdom, and the Soviet Union signed a treaty banning nuclear weapons tests ...

Unraveling the mysteries of how the world might end is fascinating and terrifying. It's a topic that sparks our imagination, ...

Impressively, capturing an image of Betelbuddy was only the start of the discoveries. The researchers had anticipated the ...

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

NASA's Chandra X-ray Observatory and Hubble Space Telescope confirmed the existence of a companion star orbiting Betelgeuse, ...

For decades, astronomers have been vying to identify a source for a mysterious gamma-ray excess at the center of the Milky ...

Astronomers have detected the first “heartbeat” of a newborn star within a cosmic explosion, revealing a rapidly spinning magnetar and reshaping the understanding of gamma-ray bursts.