A newly discovered impact craters on Mars, captured in striking detail by NASA’s Mars Reconnaissance Orbiter. The image, ...

Most scientists agree the prolonged flash likely occurred when a black hole ate a star, but two other ideas can't be ruled ...

NASA observed GRB 250702B, a record-setting gamma-ray burst lasting days, likely caused by a black hole consuming a star, ...

Previously, the most ancient supernova ever confirmed dated back to when the universe was 1.8 billion years old.

The space agency said supernovas typically brighten rapidly over a period of several weeks before they slowly start to dim. This example, however, took months to ...

A Rutgers astrophysicist is helping to solve a cosmic puzzle that has astronomers scratching their heads. The mystery centers ...

For the first time, scientists have made a clear X-ray detection of chlorine and potassium in the wreckage of a star using ...

HOUSTON, Texas -- A very special item tucked quietly away aboard NASA's Space Shuttle Challenger before it exploded has finally made it to space, 31 years after the accident. "It was amazing the ...

(NASA/CXC/Meiji Uni/CXC/SAO et al via SWNS) By Dean Murray An explosive new space image reveals a star's inner conflict hours before it blew up. The picture shows the inside of a star turning on ...

The James Webb Space Telescope has identified an original star that caused a supernova for the first time. Credit: NASA / ESA / CSA / STScI / Charles Kilpatrick / Aswin Suresh Astronomers say they've ...