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 ...

Neutrinos are one of the most elusive and omnipresent particles in the universe. Their strange properties may explain why the amounts of matter and antimatter in our universe aren’t equal, as most ...

Will the universe keep existing forever? An astrophysicist explains how scientists aren’t entirely sure, but they can make predictions.

"This observation also demonstrates that we can use Webb to find individual stars when the universe was only 5% of its ...

The James Webb Space Telescope and other international observatories have spotted a 13-billion-year-old supernova. On Tuesday ...

A stronomers using the JWST have traced the source of a long-duration gamma-ray burst back to a supernova that exploded ...

Supernovae aren't one of the JWST's main science themes, but the perceptive telescope is full of surprises. Recently, it ...

Astronomers have sighted the oldest known stellar explosion, dating back to when the universe was less than a billion years ...

New images reveal that stellar eruptions unfold in chaotic stages, with twisting outflows and late ejections that power ...

Researchers have found a razor-thin, rotating string of galaxies inside a massive cosmic filament, revealing unexpected ...

It's almost time to crown the 74th Miss Universe. The competition's finale is being held in Thailand, and will air in the United States on Thursday, Nov. 20. Contestants from 130 nations are ...

An NFC North rivalry is renewed as the NFL returns on Thanksgiving Day when the Detroit Lions battle the Green Bay Packers in a Week 13 game with postseason implications. Quarterback Jared Goff and ...