What happened in the first moments after the Big Bang? Why and how did our galaxy go through a dramatic disc flip? Our ...

The Vera C. Rubin Observatory has already uncovered two previously unknown companions of the Milky Way using preliminary observations covering just 7% of the night sky. The discoveries include an ...

Simulations suggest the faintest galaxies near the Milky Way share one iron level because a single giant first star exploded in each.

Look east after dark in November and December to find the Andromeda Galaxy, a hazy patch of light 2.5 million light-years ...

A skymap of stars in the Milky Way and its environment, using data from the Gaia satellite. The area of sky observed by Rubin during a test run is ...

When astronomers spotted Capotauro, they suggested it could be the earliest galaxy we had yet seen. But now a new team finds ...

An exhilarating period for science,’ say UChicago scientists who played key role in telescope design and deployment ...

A globular cluster near the center of the Galaxy is hidden behind dense dust, and its age may force astronomers to reconsider ...

The Vera C. Rubin Observatory has begun delivering its first scientific results. Among them is the discovery of new Milky Way ...

Scientists are confronting a mystery that has remained unanswered for more than 75 years: why has no evidence of an advanced ...

Crowded star clusters in the early Universe could have built giant stars, seeded black holes and fed the mysterious little ...

Discover how Webb's vivid image of N159 offers scientists a time machine to the universe's first light, revealing star ...