Astronomers found that interstellar object 3I/ATLAS shows an "extreme abundance ratio" of nickel and iron in its gas plume.

In the vast, uncharted realms of the cosmos, NASA’s telescopes have detected an eerie and peculiar celestial object. This enigmatic image, already shrouded in mystery, has only grown more perplexing, ...

A composite image of X-ray, radio, and optical light data from the "cosmic hand" nebula leaves open questions about the interaction that created it. - NASA / CXC / S. Zhang et al / ATNF / CSIRO / ATCA ...

Betelgeuse may have competition for the most exciting star about to go nova near Earth. Astronomers have discovered the secret of a strange star system that has baffled them for years, finding it ...

Scientists trying to work out whether a star exploded and the resulting debris crashed into Earth 10 million years ago may be one step closer to solving the mystery. They discovered an unusual amount ...

For centuries, scientists have puzzled over globular clusters, the dense star systems that orbit galaxies without dark matter. Using ultra-detailed simulations, researchers recreated their origins and ...