Using the XRISM space telescope, scientists spotted faint emissions of the elements in remnants of the Cassiopeia A supernova ...

Most smaller galaxies may not have supermassive black holes in their centers, according to a recent study using NASA's ...

In a glimpse of the early universe, astronomers have observed a galaxy as it appeared just 800 million years after the Big ...

NASA’s James Webb Telescope may have detected the universe’s first stars, Pop III stars, in galaxy LAP1-B, offering a glimpse into cosmic history.

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

Astronomers detect strong evidence of an atmosphere on ultra-hot TOI-561 b, a low-density rocky planet circling a star older ...

Scientists from Japan have revealed a new idea explaining why there is matter in the universe, while antimatter has almost ...

A surprisingly mature spiral galaxy from cosmic dawn is rewriting ideas about how fast the Universe built its first galaxies.

Cosmic dawn galaxies seen by JWST reveal hidden clues about dark matter and keep rival theories about its true nature alive.

New simulations of Milky Way-like galaxies reveal that the strange split between two chemically distinct groups of stars may ...

A newly-detected spinning galaxy filament is reshaping our understanding of cosmic structure, gas flows, and the origins of ...

A new explanation for the solar system's radioactive elements suggests Earth-like planets might be found orbiting up to 50 ...