At least two mass extinction events in Earth's history were likely caused by the 'devastating' effects of nearby supernova explosions, a new study suggests. Researchers say these super-powerful blasts ...

Astronomers have made a surprising discovery that challenges current theories of galaxy formation. A colossal disk-shaped ...

The findings reveal unusual chemical signatures and offer new insights into the behavior of novas beyond the Milky Way.

Though tiny, this newfound satellite galaxy around M31 offers big lessons — and questions — about how galaxies evolve.

Fluffy strands of cosmic gas and dust illuminated by bright young stars form a beautiful cloudscape in a neighboring nebula.

Swirling through the Milky Way's central zone, in the turbulent region surrounding the supermassive black hole at the core of ...

Astronomers have made an exciting discovery—a massive spiral disk galaxy, much larger than expected, in the early universe.

A new data release from the Dark Energy Spectroscopic Instrument is now available for researchers to explore. The collection ...

The Pleiades, Ptolemy's Cluster, the Large Magellanic Cloud — here's how to center the sky's brightest deep-sky wonders in ...

Although black hole radiation can be catastrophic in some cases, it may assist life once oxygen has accumulated in the planet ...

Japanese researchers have developed a deep-learning model that identifies previously unknown bubble-like structures in the ...

Deep observations from the James Webb Space Telescope (JWST) have revealed an exceptionally large galaxy in the early ...