The final milestone in construction was reached on November 25, as technicians carefully joined the giant telescope's inner ...

A Rutgers astrophysicist is helping to solve a cosmic puzzle that has astronomers scratching their heads. The mystery centers ...

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

If not in visible stars and galaxies, the most likely hiding place for the matter is in the dark space between galaxies.

For much of the twentieth century, scientists expected the expanding universe to slow over time. The opposite turned out to ...

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

Using the James Webb Space Telescope, scientists have discovered that early universe galaxies must have grown up way faster than expected. Plus, the same team also found that, 10 billion years ago, ...

Several sugars have been found on a sample of the asteroid Bennu, which may provide scientists with clues about our early ...

For decades, measurements of the universe's expansion have suggested a disparity known as the Hubble tension, which threatens to break cosmology as we know it. Now, on the eve of its second ...

A radical new theory begins with a central claim: consciousness is the fundamental field of reality; time, space, and matter ...

Until now, female astronauts on longer missions have been forced to put their reproductive health at risk. Space exploration ...

The twin telescopes of the Gemini Observatory mark 25 years of discovery as students name distant nebula Ua ʻŌhiʻa Lan. The ...