Astronomers have puzzled for decades over how massive elliptical galaxies appeared so early in cosmic history. The standard ...

Of the thousands of single-star systems in our galaxy, around 10% are known to have planets. Scientists thus expected about ...

The young builders were selected from hundreds of entries, who were judged on creativity, problem-solving skills, and ...

It's a glimpse into the universe's secret architecture, revealing how even the most subtle cosmic structures orchestrate the grand ballet of creation, guiding the destiny of galaxies across the eons.

This enormous chain of hundreds of galaxies—a cosmic filament—is twisting through space 400 million light-years away ...

In the most inhospitable environments of the cosmos, the ingredients necessary for the emergence of life manage to form. Thanks to the James Webb Space Telescope, a team has scrutinized the core ...

Space observatories tend to work quietly, collecting data long before images reach the public. In March 2025, NASA launched the SPHEREx space telescop.

New data from major dark-energy observatories suggest the universe may not expand forever after all. A Cornell physicist calculates that the cosmos is heading toward a dramatic reversal: after ...