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

The Hubble tension is especially troubling because it involves two sets of measurements that offer conflicting views of the ...

NASA's Chandra X-ray Observatory has revealed stunning cosmic structures within galaxy clusters, like bubbles and waves, formed by superheated gas and ...

The Extremely Large Telescope (ELT), now under construction in the Chilean Andes, is set to revolutionize the field of ...

New measurements using gravitational lensing suggest the universe’s current expansion rate does not agree with signals from the early cosmos.

Supergirl director Craig Gillespie told us about a promise James Gunn made to him regarding the DCU. Fortunately, Gunn kept ...

A stronomers using the JWST have traced the source of a long-duration gamma-ray burst back to a supernova that exploded ...

The X-ray Imaging and Spectroscopy Mission (XRISM), a Japan Aerospace Exploration Agency (JAXA) and NASA collaboration with ...

Milly Alock's Supergirl is not like Superman. She's going on a bender in space and getting into trouble in the trailer for the upcoming DC Universe film.

Columbia reverse-engineered the look of Return of the Jedi to produce functional, field-tested outerwear tough enough for the elements on (or far beyond) Earth.

An original painting for the 1977 film, "Star Wars: Episode IV — A New Hope," sold Wednesday at Heritage Auctions for ...