A stellar binary could explain the red supergiant's pattern of intermittent dimming, but not everyone is convinced.

Betelgeuse, one of the brightest stars in the sky, may have a secret sunlike companion that drives the star’s mysterious ...

From a solar eclipse to a dolphin-like nebula, these otherworldly sights are captured in sharp detail by astrophotographers ...

Any night now, the astrophysicists tell us, a new star will appear in the night sky over Philly and the rest of the world — ...

The Athens-Clarke County Leisure Services Department held its Journey through the Stars this fall on Saturday, Sept. 21, 2024 in Athens, Georgia.

Chinese astronomers have uncovered a low-mass black hole that challenges long-held astrophysical theories. This black hole, ...

Glittering stars in the night sky aside, scientists have long known ... Can dying stars known as red giants spawn diamonds? Some scientists think so. Other meteoritic diamonds apparently hail ...

When most of us think "fireworks," we think of brilliant bursts of light and color we've seen paint a night sky ... the black powder in the first break (or compartment). Colored stars ignite ...

Chinese researchers have discovered a promising mass-gap black hole using radial velocity and astrometry methods. The study ...

As the star condenses and compacts, it heats up even further, burning the last of its hydrogen and causing the star's outer layers to expand outward. At this stage, the star becomes a large red giant.

What is a brown dwarf star? These formations often defy classification, blurring the line between planets and stars.

But before we get to the winners, we’ve got to get into the red carpet fashions ... “Abbott Elementary” star Tyler James Williams arrives at the Primetime Emmys. For his role as “Gregory ...